diff --git a/sys/conf/files.pc98 b/sys/conf/files.pc98 index 30096a21d673..58a53b63a851 100644 --- a/sys/conf/files.pc98 +++ b/sys/conf/files.pc98 @@ -129,6 +129,7 @@ dev/syscons/scmouse.c optional sc dev/syscons/scterm.c optional sc dev/syscons/scterm-dumb.c optional sc dev/syscons/scvidctl.c optional sc +dev/syscons/syscons.c optional sc dev/syscons/sysmouse.c optional sc geom/geom_bsd.c standard geom/geom_bsd_enc.c standard @@ -354,7 +355,6 @@ pc98/pc98/scterm-sck.c optional sc pc98/pc98/scvtbpc98.c optional sc pc98/pc98/sio.c optional sio pc98/pc98/sio_cbus.c optional sio isa -pc98/pc98/syscons.c optional sc pc98/pc98/syscons_pc98.c optional sc pc98/pc98/wd.c count wdc pc98/pc98/wd_cd.c count wcd wdc diff --git a/sys/pc98/pc98/syscons.c b/sys/pc98/pc98/syscons.c deleted file mode 100644 index 660b83264c89..000000000000 --- a/sys/pc98/pc98/syscons.c +++ /dev/null @@ -1,3586 +0,0 @@ -/*- - * Copyright (c) 1992-1998 Sen Schmidt - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer, - * without modification, immediately at the beginning of the file. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. The name of the author may not be used to endorse or promote products - * derived from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR - * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES - * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. - * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT - * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF - * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - * - * $FreeBSD$ - */ - -#include "opt_syscons.h" -#include "opt_splash.h" -#include "opt_ddb.h" - -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include - -#include -#include -#ifdef __i386__ -#include -#include -#include -#endif - -#include -#include -#include -#include - -#define COLD 0 -#define WARM 1 - -#define DEFAULT_BLANKTIME (5*60) /* 5 minutes */ -#define MAX_BLANKTIME (7*24*60*60) /* 7 days!? */ - -#define KEYCODE_BS 0x0e /* "<-- Backspace" key, XXX */ - -typedef struct default_attr { - int std_color; /* normal hardware color */ - int rev_color; /* reverse hardware color */ -} default_attr; - -static default_attr user_default = { - SC_NORM_ATTR, - SC_NORM_REV_ATTR, -}; - -static default_attr kernel_default = { - SC_KERNEL_CONS_ATTR, - SC_KERNEL_CONS_REV_ATTR, -}; - -static int sc_console_unit = -1; -static int sc_saver_keyb_only; -static scr_stat *sc_console; -static struct tty *sc_console_tty; -static void *kernel_console_ts; - -static char init_done = COLD; -static char shutdown_in_progress = FALSE; -static char sc_malloc = FALSE; - -static int saver_mode = CONS_NO_SAVER; /* LKM/user saver */ -static int run_scrn_saver = FALSE; /* should run the saver? */ -static int enable_bell = TRUE; /* enable beeper */ -static long scrn_blank_time = 0; /* screen saver timeout value */ -#ifdef DEV_SPLASH -static int scrn_blanked; /* # of blanked screen */ -static int sticky_splash = FALSE; - -static void none_saver(sc_softc_t *sc, int blank) { } -static void (*current_saver)(sc_softc_t *, int) = none_saver; -#endif - -SYSCTL_NODE(_hw, OID_AUTO, syscons, CTLFLAG_RD, 0, "syscons"); -SYSCTL_NODE(_hw_syscons, OID_AUTO, saver, CTLFLAG_RD, 0, "saver"); -SYSCTL_INT(_hw_syscons_saver, OID_AUTO, keybonly, CTLFLAG_RW, - &sc_saver_keyb_only, 0, "screen saver interrupted by input only"); -SYSCTL_INT(_hw_syscons, OID_AUTO, bell, CTLFLAG_RW, &enable_bell, - 0, "enable bell"); -#if !defined(SC_NO_FONT_LOADING) && defined(SC_DFLT_FONT) -#include "font.h" -#endif - - d_ioctl_t *sc_user_ioctl; - -static bios_values_t bios_value; - -static int enable_panic_key; -SYSCTL_INT(_machdep, OID_AUTO, enable_panic_key, CTLFLAG_RW, &enable_panic_key, - 0, ""); - -#define SC_CONSOLECTL 255 - -#define VIRTUAL_TTY(sc, x) (SC_DEV((sc), (x)) != NULL ? \ - SC_DEV((sc), (x))->si_tty : NULL) -#define ISTTYOPEN(tp) ((tp) && ((tp)->t_state & TS_ISOPEN)) - -static int debugger; - -/* prototypes */ -static int scvidprobe(int unit, int flags, int cons); -static int sckbdprobe(int unit, int flags, int cons); -static void scmeminit(void *arg); -static int scdevtounit(dev_t dev); -static kbd_callback_func_t sckbdevent; -static int scparam(struct tty *tp, struct termios *t); -static void scstart(struct tty *tp); -static void scinit(int unit, int flags); -#if __i386__ -static void scterm(int unit, int flags); -#endif -static void scshutdown(void *arg, int howto); -static u_int scgetc(sc_softc_t *sc, u_int flags); -#define SCGETC_CN 1 -#define SCGETC_NONBLOCK 2 -static int sccngetch(int flags); -static void sccnupdate(scr_stat *scp); -static scr_stat *alloc_scp(sc_softc_t *sc, int vty); -static void init_scp(sc_softc_t *sc, int vty, scr_stat *scp); -static timeout_t scrn_timer; -static int and_region(int *s1, int *e1, int s2, int e2); -static void scrn_update(scr_stat *scp, int show_cursor); - -#ifdef DEV_SPLASH -static int scsplash_callback(int event, void *arg); -static void scsplash_saver(sc_softc_t *sc, int show); -static int add_scrn_saver(void (*this_saver)(sc_softc_t *, int)); -static int remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)); -static int set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border); -static int restore_scrn_saver_mode(scr_stat *scp, int changemode); -static void stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)); -static int wait_scrn_saver_stop(sc_softc_t *sc); -#define scsplash_stick(stick) (sticky_splash = (stick)) -#else /* !DEV_SPLASH */ -#define scsplash_stick(stick) -#endif /* DEV_SPLASH */ - -static int do_switch_scr(sc_softc_t *sc, int s); -static int vt_proc_alive(scr_stat *scp); -static int signal_vt_rel(scr_stat *scp); -static int signal_vt_acq(scr_stat *scp); -static int finish_vt_rel(scr_stat *scp, int release, int *s); -static int finish_vt_acq(scr_stat *scp); -static void exchange_scr(sc_softc_t *sc); -static void update_cursor_image(scr_stat *scp); -static void change_cursor_shape(scr_stat *scp, int flags, int base, int height); -static int save_kbd_state(scr_stat *scp); -static int update_kbd_state(scr_stat *scp, int state, int mask); -static int update_kbd_leds(scr_stat *scp, int which); -static timeout_t blink_screen; - -#define CDEV_MAJOR 12 - -static cn_probe_t sccnprobe; -static cn_init_t sccninit; -static cn_getc_t sccngetc; -static cn_checkc_t sccncheckc; -static cn_putc_t sccnputc; -static cn_dbctl_t sccndbctl; -static cn_term_t sccnterm; - -#if __alpha__ -void sccnattach(void); -#endif - -CONS_DRIVER(sc, sccnprobe, sccninit, sccnterm, sccngetc, sccncheckc, sccnputc, - sccndbctl); - -static d_open_t scopen; -static d_close_t scclose; -static d_read_t scread; -static d_ioctl_t scioctl; -static d_mmap_t scmmap; - -static struct cdevsw sc_cdevsw = { - .d_open = scopen, - .d_close = scclose, - .d_read = scread, - .d_write = ttywrite, - .d_ioctl = scioctl, - .d_poll = ttypoll, - .d_mmap = scmmap, - .d_name = "sc", - .d_maj = CDEV_MAJOR, - .d_flags = D_TTY, - .d_kqfilter = ttykqfilter -}; - -int -sc_probe_unit(int unit, int flags) -{ - if (!scvidprobe(unit, flags, FALSE)) { - if (bootverbose) - printf("sc%d: no video adapter found.\n", unit); - return ENXIO; - } - - return ((sckbdprobe(unit, flags, FALSE)) ? 0 : ENXIO); -} - -/* probe video adapters, return TRUE if found */ -static int -scvidprobe(int unit, int flags, int cons) -{ - /* - * Access the video adapter driver through the back door! - * Video adapter drivers need to be configured before syscons. - * However, when syscons is being probed as the low-level console, - * they have not been initialized yet. We force them to initialize - * themselves here. XXX - */ - vid_configure(cons ? VIO_PROBE_ONLY : 0); - - return (vid_find_adapter("*", unit) >= 0); -} - -/* probe the keyboard, return TRUE if found */ -static int -sckbdprobe(int unit, int flags, int cons) -{ - /* access the keyboard driver through the backdoor! */ - kbd_configure(cons ? KB_CONF_PROBE_ONLY : 0); - - return (kbd_find_keyboard("*", unit) >= 0); -} - -static char -*adapter_name(video_adapter_t *adp) -{ - static struct { - int type; - char *name[2]; - } names[] = { - { KD_MONO, { "MDA", "MDA" } }, - { KD_HERCULES, { "Hercules", "Hercules" } }, - { KD_CGA, { "CGA", "CGA" } }, - { KD_EGA, { "EGA", "EGA (mono)" } }, - { KD_VGA, { "VGA", "VGA (mono)" } }, - { KD_PC98, { "PC-98x1", "PC-98x1" } }, - { KD_TGA, { "TGA", "TGA" } }, - { -1, { "Unknown", "Unknown" } }, - }; - int i; - - for (i = 0; names[i].type != -1; ++i) - if (names[i].type == adp->va_type) - break; - return names[i].name[(adp->va_flags & V_ADP_COLOR) ? 0 : 1]; -} - -int -sc_attach_unit(int unit, int flags) -{ - sc_softc_t *sc; - scr_stat *scp; -#ifdef SC_PIXEL_MODE - video_info_t info; -#endif - int vc; - dev_t dev; - - flags &= ~SC_KERNEL_CONSOLE; - - if (sc_console_unit == unit) { - /* - * If this unit is being used as the system console, we need to - * adjust some variables and buffers before and after scinit(). - */ - /* assert(sc_console != NULL) */ - flags |= SC_KERNEL_CONSOLE; - scmeminit(NULL); - - scinit(unit, flags); - - if (sc_console->tsw->te_size > 0) { - /* assert(sc_console->ts != NULL); */ - kernel_console_ts = sc_console->ts; - sc_console->ts = malloc(sc_console->tsw->te_size, - M_DEVBUF, M_WAITOK); - bcopy(kernel_console_ts, sc_console->ts, sc_console->tsw->te_size); - (*sc_console->tsw->te_default_attr)(sc_console, - user_default.std_color, - user_default.rev_color); - } - } else { - scinit(unit, flags); - } - - sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); - sc->config = flags; - scp = SC_STAT(sc->dev[0]); - if (sc_console == NULL) /* sc_console_unit < 0 */ - sc_console = scp; - -#ifdef SC_PIXEL_MODE - if ((sc->config & SC_VESA800X600) - && ((*vidsw[sc->adapter]->get_info)(sc->adp, M_VESA_800x600, &info) == 0)) { -#ifdef DEV_SPLASH - if (sc->flags & SC_SPLASH_SCRN) - splash_term(sc->adp); -#endif - sc_set_graphics_mode(scp, NULL, M_VESA_800x600); - sc_set_pixel_mode(scp, NULL, COL, ROW, 16); - sc->initial_mode = M_VESA_800x600; -#ifdef DEV_SPLASH - /* put up the splash again! */ - if (sc->flags & SC_SPLASH_SCRN) - splash_init(sc->adp, scsplash_callback, sc); -#endif - } -#endif /* SC_PIXEL_MODE */ - - /* initialize cursor */ - if (!ISGRAPHSC(scp)) - update_cursor_image(scp); - - /* get screen update going */ - scrn_timer(sc); - - /* set up the keyboard */ - kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); - update_kbd_state(scp, scp->status, LOCK_MASK); - - printf("sc%d: %s <%d virtual consoles, flags=0x%x>\n", - unit, adapter_name(sc->adp), sc->vtys, sc->config); - if (bootverbose) { - printf("sc%d:", unit); - if (sc->adapter >= 0) - printf(" fb%d", sc->adapter); - if (sc->keyboard >= 0) - printf(", kbd%d", sc->keyboard); - if (scp->tsw) - printf(", terminal emulator: %s (%s)", - scp->tsw->te_name, scp->tsw->te_desc); - printf("\n"); - } - - /* register a shutdown callback for the kernel console */ - if (sc_console_unit == unit) - EVENTHANDLER_REGISTER(shutdown_pre_sync, scshutdown, - (void *)(uintptr_t)unit, SHUTDOWN_PRI_DEFAULT); - - for (vc = 0; vc < sc->vtys; vc++) { - dev = make_dev(&sc_cdevsw, vc + unit * MAXCONS, - UID_ROOT, GID_WHEEL, 0600, "ttyv%r", vc + unit * MAXCONS); - sc->dev[vc] = dev; - /* - * The first vty already has struct tty and scr_stat initialized - * in scinit(). The other vtys will have these structs when - * first opened. - */ - } - - dev = make_dev(&sc_cdevsw, SC_CONSOLECTL, - UID_ROOT, GID_WHEEL, 0600, "consolectl"); - dev->si_tty = sc_console_tty = ttymalloc(sc_console_tty); - SC_STAT(dev) = sc_console; - - return 0; -} - -static void -scmeminit(void *arg) -{ - if (sc_malloc) - return; - sc_malloc = TRUE; - - /* - * As soon as malloc() becomes functional, we had better allocate - * various buffers for the kernel console. - */ - - if (sc_console_unit < 0) /* sc_console == NULL */ - return; - - /* copy the temporary buffer to the final buffer */ - sc_alloc_scr_buffer(sc_console, FALSE, FALSE); - -#ifndef SC_NO_CUTPASTE - sc_alloc_cut_buffer(sc_console, FALSE); -#endif - -#ifndef SC_NO_HISTORY - /* initialize history buffer & pointers */ - sc_alloc_history_buffer(sc_console, 0, 0, FALSE); -#endif -} - -/* XXX */ -SYSINIT(sc_mem, SI_SUB_KMEM, SI_ORDER_ANY, scmeminit, NULL); - -static int -scdevtounit(dev_t dev) -{ - int vty = SC_VTY(dev); - - if (vty == SC_CONSOLECTL) - return ((sc_console != NULL) ? sc_console->sc->unit : -1); - else if ((vty < 0) || (vty >= MAXCONS*sc_max_unit())) - return -1; - else - return vty/MAXCONS; -} - -static int -scopen(dev_t dev, int flag, int mode, struct thread *td) -{ - int unit = scdevtounit(dev); - sc_softc_t *sc; - struct tty *tp; - scr_stat *scp; - keyarg_t key; - int error; - - DPRINTF(5, ("scopen: dev:%d,%d, unit:%d, vty:%d\n", - major(dev), minor(dev), unit, SC_VTY(dev))); - - sc = sc_get_softc(unit, (sc_console_unit == unit) ? SC_KERNEL_CONSOLE : 0); - if (sc == NULL) - return ENXIO; - - tp = dev->si_tty = ttymalloc(dev->si_tty); - tp->t_oproc = scstart; - tp->t_param = scparam; - tp->t_stop = nottystop; - tp->t_dev = dev; - if (!ISTTYOPEN(tp)) { - ttychars(tp); - /* Use the current setting of the <-- key as default VERASE. */ - /* If the Delete key is preferable, an stty is necessary */ - if (sc->kbd != NULL) { - key.keynum = KEYCODE_BS; - kbd_ioctl(sc->kbd, GIO_KEYMAPENT, (caddr_t)&key); - tp->t_cc[VERASE] = key.key.map[0]; - } - tp->t_iflag = TTYDEF_IFLAG; - tp->t_oflag = TTYDEF_OFLAG; - tp->t_cflag = TTYDEF_CFLAG; - tp->t_lflag = TTYDEF_LFLAG; - tp->t_ispeed = tp->t_ospeed = TTYDEF_SPEED; - scparam(tp, &tp->t_termios); - (*linesw[tp->t_line].l_modem)(tp, 1); - } - else - if (tp->t_state & TS_XCLUDE && suser(td)) - return(EBUSY); - - error = (*linesw[tp->t_line].l_open)(dev, tp); - - scp = SC_STAT(dev); - if (scp == NULL) { - scp = SC_STAT(dev) = alloc_scp(sc, SC_VTY(dev)); - if (ISGRAPHSC(scp)) - sc_set_pixel_mode(scp, NULL, COL, ROW, 16); - } - if (!tp->t_winsize.ws_col && !tp->t_winsize.ws_row) { - tp->t_winsize.ws_col = scp->xsize; - tp->t_winsize.ws_row = scp->ysize; - } - - return error; -} - -static int -scclose(dev_t dev, int flag, int mode, struct thread *td) -{ - struct tty *tp = dev->si_tty; - scr_stat *scp; - int s; - - if (SC_VTY(dev) != SC_CONSOLECTL) { - scp = SC_STAT(tp->t_dev); - /* were we in the middle of the VT switching process? */ - DPRINTF(5, ("sc%d: scclose(), ", scp->sc->unit)); - s = spltty(); - if ((scp == scp->sc->cur_scp) && (scp->sc->unit == sc_console_unit)) - cons_unavail = FALSE; - if (finish_vt_rel(scp, TRUE, &s) == 0) /* force release */ - DPRINTF(5, ("reset WAIT_REL, ")); - if (finish_vt_acq(scp) == 0) /* force acknowledge */ - DPRINTF(5, ("reset WAIT_ACQ, ")); -#if not_yet_done - if (scp == &main_console) { - scp->pid = 0; - scp->proc = NULL; - scp->smode.mode = VT_AUTO; - } - else { - sc_vtb_destroy(&scp->vtb); - sc_vtb_destroy(&scp->scr); - sc_free_history_buffer(scp, scp->ysize); - SC_STAT(dev) = NULL; - free(scp, M_DEVBUF); - } -#else - scp->pid = 0; - scp->proc = NULL; - scp->smode.mode = VT_AUTO; -#endif - scp->kbd_mode = K_XLATE; - if (scp == scp->sc->cur_scp) - kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); - DPRINTF(5, ("done.\n")); - } - spltty(); - (*linesw[tp->t_line].l_close)(tp, flag); - ttyclose(tp); - spl0(); - return(0); -} - -static int -scread(dev_t dev, struct uio *uio, int flag) -{ - if (!sc_saver_keyb_only) - sc_touch_scrn_saver(); - return ttyread(dev, uio, flag); -} - -static int -sckbdevent(keyboard_t *thiskbd, int event, void *arg) -{ - sc_softc_t *sc; - struct tty *cur_tty; - int c; - size_t len; - u_char *cp; - - sc = (sc_softc_t *)arg; - /* assert(thiskbd == sc->kbd) */ - - switch (event) { - case KBDIO_KEYINPUT: - break; - case KBDIO_UNLOADING: - sc->kbd = NULL; - sc->keyboard = -1; - kbd_release(thiskbd, (void *)&sc->keyboard); - return 0; - default: - return EINVAL; - } - - /* - * Loop while there is still input to get from the keyboard. - * I don't think this is nessesary, and it doesn't fix - * the Xaccel-2.1 keyboard hang, but it can't hurt. XXX - */ - while ((c = scgetc(sc, SCGETC_NONBLOCK)) != NOKEY) { - - cur_tty = VIRTUAL_TTY(sc, sc->cur_scp->index); - if (!ISTTYOPEN(cur_tty)) { - cur_tty = sc_console_tty; - if (!ISTTYOPEN(cur_tty)) - continue; - } - - if ((*sc->cur_scp->tsw->te_input)(sc->cur_scp, c, cur_tty)) - continue; - - switch (KEYFLAGS(c)) { - case 0x0000: /* normal key */ - (*linesw[cur_tty->t_line].l_rint)(KEYCHAR(c), cur_tty); - break; - case FKEY: /* function key, return string */ - cp = kbd_get_fkeystr(thiskbd, KEYCHAR(c), &len); - if (cp != NULL) { - while (len-- > 0) - (*linesw[cur_tty->t_line].l_rint)(*cp++, cur_tty); - } - break; - case MKEY: /* meta is active, prepend ESC */ - (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty); - (*linesw[cur_tty->t_line].l_rint)(KEYCHAR(c), cur_tty); - break; - case BKEY: /* backtab fixed sequence (esc [ Z) */ - (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty); - (*linesw[cur_tty->t_line].l_rint)('[', cur_tty); - (*linesw[cur_tty->t_line].l_rint)('Z', cur_tty); - break; - } - } - - sc->cur_scp->status |= MOUSE_HIDDEN; - - return 0; -} - -static int -scparam(struct tty *tp, struct termios *t) -{ - tp->t_ispeed = t->c_ispeed; - tp->t_ospeed = t->c_ospeed; - tp->t_cflag = t->c_cflag; - return 0; -} - -static int -scioctl(dev_t dev, u_long cmd, caddr_t data, int flag, struct thread *td) -{ - int error; - int i; - struct tty *tp; - sc_softc_t *sc; - scr_stat *scp; - int s; - - tp = dev->si_tty; - - /* If there is a user_ioctl function call that first */ - if (sc_user_ioctl) { - error = (*sc_user_ioctl)(dev, cmd, data, flag, td); - if (error != ENOIOCTL) - return error; - } - - error = sc_vid_ioctl(tp, cmd, data, flag, td); - if (error != ENOIOCTL) - return error; - -#ifndef SC_NO_HISTORY - error = sc_hist_ioctl(tp, cmd, data, flag, td); - if (error != ENOIOCTL) - return error; -#endif - -#ifndef SC_NO_SYSMOUSE - error = sc_mouse_ioctl(tp, cmd, data, flag, td); - if (error != ENOIOCTL) - return error; -#endif - - scp = SC_STAT(tp->t_dev); - /* assert(scp != NULL) */ - /* scp is sc_console, if SC_VTY(dev) == SC_CONSOLECTL. */ - sc = scp->sc; - - if (scp->tsw) { - error = (*scp->tsw->te_ioctl)(scp, tp, cmd, data, flag, td); - if (error != ENOIOCTL) - return error; - } - - switch (cmd) { /* process console hardware related ioctl's */ - - case GIO_ATTR: /* get current attributes */ - /* this ioctl is not processed here, but in the terminal emulator */ - return ENOTTY; - - case GIO_COLOR: /* is this a color console ? */ - *(int *)data = (sc->adp->va_flags & V_ADP_COLOR) ? 1 : 0; - return 0; - - case CONS_BLANKTIME: /* set screen saver timeout (0 = no saver) */ - if (*(int *)data < 0 || *(int *)data > MAX_BLANKTIME) - return EINVAL; - s = spltty(); - scrn_blank_time = *(int *)data; - run_scrn_saver = (scrn_blank_time != 0); - splx(s); - return 0; - - case CONS_CURSORTYPE: /* set cursor type (obsolete) */ - s = spltty(); - *(int *)data &= CONS_CURSOR_ATTRS; - sc_change_cursor_shape(scp, *(int *)data, -1, -1); - splx(s); - return 0; - - case CONS_GETCURSORSHAPE: /* get cursor shape (new interface) */ - if (((int *)data)[0] & CONS_LOCAL_CURSOR) { - ((int *)data)[0] = scp->curr_curs_attr.flags; - ((int *)data)[1] = scp->curr_curs_attr.base; - ((int *)data)[2] = scp->curr_curs_attr.height; - } else { - ((int *)data)[0] = sc->curs_attr.flags; - ((int *)data)[1] = sc->curs_attr.base; - ((int *)data)[2] = sc->curs_attr.height; - } - return 0; - - case CONS_SETCURSORSHAPE: /* set cursor shape (new interface) */ - s = spltty(); - sc_change_cursor_shape(scp, ((int *)data)[0], - ((int *)data)[1], ((int *)data)[2]); - splx(s); - return 0; - - case CONS_BELLTYPE: /* set bell type sound/visual */ - if ((*(int *)data) & 0x01) - sc->flags |= SC_VISUAL_BELL; - else - sc->flags &= ~SC_VISUAL_BELL; - if ((*(int *)data) & 0x02) - sc->flags |= SC_QUIET_BELL; - else - sc->flags &= ~SC_QUIET_BELL; - return 0; - - case CONS_GETINFO: /* get current (virtual) console info */ - { - vid_info_t *ptr = (vid_info_t*)data; - if (ptr->size == sizeof(struct vid_info)) { - ptr->m_num = sc->cur_scp->index; - ptr->font_size = scp->font_size; - ptr->mv_col = scp->xpos; - ptr->mv_row = scp->ypos; - ptr->mv_csz = scp->xsize; - ptr->mv_rsz = scp->ysize; - ptr->mv_hsz = (scp->history != NULL) ? scp->history->vtb_rows : 0; - /* - * The following fields are filled by the terminal emulator. XXX - * - * ptr->mv_norm.fore - * ptr->mv_norm.back - * ptr->mv_rev.fore - * ptr->mv_rev.back - */ - ptr->mv_grfc.fore = 0; /* not supported */ - ptr->mv_grfc.back = 0; /* not supported */ - ptr->mv_ovscan = scp->border; - if (scp == sc->cur_scp) - save_kbd_state(scp); - ptr->mk_keylock = scp->status & LOCK_MASK; - return 0; - } - return EINVAL; - } - - case CONS_GETVERS: /* get version number */ - *(int*)data = 0x200; /* version 2.0 */ - return 0; - - case CONS_IDLE: /* see if the screen has been idle */ - /* - * When the screen is in the GRAPHICS_MODE or UNKNOWN_MODE, - * the user process may have been writing something on the - * screen and syscons is not aware of it. Declare the screen - * is NOT idle if it is in one of these modes. But there is - * an exception to it; if a screen saver is running in the - * graphics mode in the current screen, we should say that the - * screen has been idle. - */ - *(int *)data = (sc->flags & SC_SCRN_IDLE) - && (!ISGRAPHSC(sc->cur_scp) - || (sc->cur_scp->status & SAVER_RUNNING)); - return 0; - - case CONS_SAVERMODE: /* set saver mode */ - switch(*(int *)data) { - case CONS_NO_SAVER: - case CONS_USR_SAVER: - /* if a LKM screen saver is running, stop it first. */ - scsplash_stick(FALSE); - saver_mode = *(int *)data; - s = spltty(); -#ifdef DEV_SPLASH - if ((error = wait_scrn_saver_stop(NULL))) { - splx(s); - return error; - } -#endif - run_scrn_saver = TRUE; - if (saver_mode == CONS_USR_SAVER) - scp->status |= SAVER_RUNNING; - else - scp->status &= ~SAVER_RUNNING; - scsplash_stick(TRUE); - splx(s); - break; - case CONS_LKM_SAVER: - s = spltty(); - if ((saver_mode == CONS_USR_SAVER) && (scp->status & SAVER_RUNNING)) - scp->status &= ~SAVER_RUNNING; - saver_mode = *(int *)data; - splx(s); - break; - default: - return EINVAL; - } - return 0; - - case CONS_SAVERSTART: /* immediately start/stop the screen saver */ - /* - * Note that this ioctl does not guarantee the screen saver - * actually starts or stops. It merely attempts to do so... - */ - s = spltty(); - run_scrn_saver = (*(int *)data != 0); - if (run_scrn_saver) - sc->scrn_time_stamp -= scrn_blank_time; - splx(s); - return 0; - - case CONS_SCRSHOT: /* get a screen shot */ - { - int retval, hist_rsz; - size_t lsize, csize; - vm_offset_t frbp, hstp; - unsigned lnum; - scrshot_t *ptr = (scrshot_t *)data; - void *outp = ptr->buf; - - s = spltty(); - if (ISGRAPHSC(scp)) { - splx(s); - return EOPNOTSUPP; - } - hist_rsz = (scp->history != NULL) ? scp->history->vtb_rows : 0; - if ((ptr->x + ptr->xsize) > scp->xsize || - (ptr->y + ptr->ysize) > (scp->ysize + hist_rsz)) { - splx(s); - return EINVAL; - } - - lsize = scp->xsize * sizeof(u_int16_t); - csize = ptr->xsize * sizeof(u_int16_t); - /* Pointer to the last line of framebuffer */ - frbp = scp->vtb.vtb_buffer + scp->ysize * lsize + ptr->x * - sizeof(u_int16_t); - /* Pointer to the last line of target buffer */ - (vm_offset_t)outp += ptr->ysize * csize; - /* Pointer to the last line of history buffer */ - if (scp->history != NULL) - hstp = scp->history->vtb_buffer + sc_vtb_tail(scp->history) * - sizeof(u_int16_t) + ptr->x * sizeof(u_int16_t); - else - hstp = 0; - - retval = 0; - for (lnum = 0; lnum < (ptr->y + ptr->ysize); lnum++) { - if (lnum < scp->ysize) { - frbp -= lsize; - } else { - hstp -= lsize; - if (hstp < scp->history->vtb_buffer) - hstp += scp->history->vtb_rows * lsize; - frbp = hstp; - } - if (lnum < ptr->y) - continue; - (vm_offset_t)outp -= csize; - retval = copyout((void *)frbp, outp, csize); - if (retval != 0) - break; - } - splx(s); - return retval; - } - - case VT_SETMODE: /* set screen switcher mode */ - { - struct vt_mode *mode; - struct proc *p1; - - mode = (struct vt_mode *)data; - DPRINTF(5, ("sc%d: VT_SETMODE ", sc->unit)); - if (scp->smode.mode == VT_PROCESS) { - p1 = pfind(scp->pid); - if (scp->proc == p1 && scp->proc != td->td_proc) { - if (p1) - PROC_UNLOCK(p1); - DPRINTF(5, ("error EPERM\n")); - return EPERM; - } - if (p1) - PROC_UNLOCK(p1); - } - s = spltty(); - if (mode->mode == VT_AUTO) { - scp->smode.mode = VT_AUTO; - scp->proc = NULL; - scp->pid = 0; - DPRINTF(5, ("VT_AUTO, ")); - if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) - cons_unavail = FALSE; - /* were we in the middle of the vty switching process? */ - if (finish_vt_rel(scp, TRUE, &s) == 0) - DPRINTF(5, ("reset WAIT_REL, ")); - if (finish_vt_acq(scp) == 0) - DPRINTF(5, ("reset WAIT_ACQ, ")); - } else { - if (!ISSIGVALID(mode->relsig) || !ISSIGVALID(mode->acqsig) - || !ISSIGVALID(mode->frsig)) { - splx(s); - DPRINTF(5, ("error EINVAL\n")); - return EINVAL; - } - DPRINTF(5, ("VT_PROCESS %d, ", td->td_proc->p_pid)); - bcopy(data, &scp->smode, sizeof(struct vt_mode)); - scp->proc = td->td_proc; - scp->pid = scp->proc->p_pid; - if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) - cons_unavail = TRUE; - } - splx(s); - DPRINTF(5, ("\n")); - return 0; - } - - case VT_GETMODE: /* get screen switcher mode */ - bcopy(&scp->smode, data, sizeof(struct vt_mode)); - return 0; - - case VT_RELDISP: /* screen switcher ioctl */ - s = spltty(); - /* - * This must be the current vty which is in the VT_PROCESS - * switching mode... - */ - if ((scp != sc->cur_scp) || (scp->smode.mode != VT_PROCESS)) { - splx(s); - return EINVAL; - } - /* ...and this process is controlling it. */ - if (scp->proc != td->td_proc) { - splx(s); - return EPERM; - } - error = EINVAL; - switch(*(int *)data) { - case VT_FALSE: /* user refuses to release screen, abort */ - if ((error = finish_vt_rel(scp, FALSE, &s)) == 0) - DPRINTF(5, ("sc%d: VT_FALSE\n", sc->unit)); - break; - case VT_TRUE: /* user has released screen, go on */ - if ((error = finish_vt_rel(scp, TRUE, &s)) == 0) - DPRINTF(5, ("sc%d: VT_TRUE\n", sc->unit)); - break; - case VT_ACKACQ: /* acquire acknowledged, switch completed */ - if ((error = finish_vt_acq(scp)) == 0) - DPRINTF(5, ("sc%d: VT_ACKACQ\n", sc->unit)); - break; - default: - break; - } - splx(s); - return error; - - case VT_OPENQRY: /* return free virtual console */ - for (i = sc->first_vty; i < sc->first_vty + sc->vtys; i++) { - tp = VIRTUAL_TTY(sc, i); - if (!ISTTYOPEN(tp)) { - *(int *)data = i + 1; - return 0; - } - } - return EINVAL; - - case VT_ACTIVATE: /* switch to screen *data */ - i = (*(int *)data == 0) ? scp->index : (*(int *)data - 1); - s = spltty(); - sc_clean_up(sc->cur_scp); - splx(s); - return sc_switch_scr(sc, i); - - case VT_WAITACTIVE: /* wait for switch to occur */ - i = (*(int *)data == 0) ? scp->index : (*(int *)data - 1); - if ((i < sc->first_vty) || (i >= sc->first_vty + sc->vtys)) - return EINVAL; - s = spltty(); - error = sc_clean_up(sc->cur_scp); - splx(s); - if (error) - return error; - scp = SC_STAT(SC_DEV(sc, i)); - if (scp == scp->sc->cur_scp) - return 0; - while ((error=tsleep(&scp->smode, PZERO|PCATCH, - "waitvt", 0)) == ERESTART) ; - return error; - - case VT_GETACTIVE: /* get active vty # */ - *(int *)data = sc->cur_scp->index + 1; - return 0; - - case VT_GETINDEX: /* get this vty # */ - *(int *)data = scp->index + 1; - return 0; - - case VT_LOCKSWITCH: /* prevent vty switching */ - if ((*(int *)data) & 0x01) - sc->flags |= SC_SCRN_VTYLOCK; - else - sc->flags &= ~SC_SCRN_VTYLOCK; - return 0; - - case KDENABIO: /* allow io operations */ - error = suser(td); - if (error != 0) - return error; - error = securelevel_gt(td->td_ucred, 0); - if (error != 0) - return error; -#ifdef __i386__ - td->td_frame->tf_eflags |= PSL_IOPL; -#endif - return 0; - - case KDDISABIO: /* disallow io operations (default) */ -#ifdef __i386__ - td->td_frame->tf_eflags &= ~PSL_IOPL; -#endif - return 0; - - case KDSKBSTATE: /* set keyboard state (locks) */ - if (*(int *)data & ~LOCK_MASK) - return EINVAL; - scp->status &= ~LOCK_MASK; - scp->status |= *(int *)data; - if (scp == sc->cur_scp) - update_kbd_state(scp, scp->status, LOCK_MASK); - return 0; - - case KDGKBSTATE: /* get keyboard state (locks) */ - if (scp == sc->cur_scp) - save_kbd_state(scp); - *(int *)data = scp->status & LOCK_MASK; - return 0; - - case KDGETREPEAT: /* get keyboard repeat & delay rates */ - case KDSETREPEAT: /* set keyboard repeat & delay rates (new) */ - error = kbd_ioctl(sc->kbd, cmd, data); - if (error == ENOIOCTL) - error = ENODEV; - return error; - - case KDSETRAD: /* set keyboard repeat & delay rates (old) */ - if (*(int *)data & ~0x7f) - return EINVAL; - error = kbd_ioctl(sc->kbd, cmd, data); - if (error == ENOIOCTL) - error = ENODEV; - return error; - - case KDSKBMODE: /* set keyboard mode */ - switch (*(int *)data) { - case K_XLATE: /* switch to XLT ascii mode */ - case K_RAW: /* switch to RAW scancode mode */ - case K_CODE: /* switch to CODE mode */ - scp->kbd_mode = *(int *)data; - if (scp == sc->cur_scp) - kbd_ioctl(sc->kbd, cmd, data); - return 0; - default: - return EINVAL; - } - /* NOT REACHED */ - - case KDGKBMODE: /* get keyboard mode */ - *(int *)data = scp->kbd_mode; - return 0; - - case KDGKBINFO: - error = kbd_ioctl(sc->kbd, cmd, data); - if (error == ENOIOCTL) - error = ENODEV; - return error; - - case KDMKTONE: /* sound the bell */ - if (*(int*)data) - sc_bell(scp, (*(int*)data)&0xffff, - (((*(int*)data)>>16)&0xffff)*hz/1000); - else - sc_bell(scp, scp->bell_pitch, scp->bell_duration); - return 0; - - case KIOCSOUND: /* make tone (*data) hz */ - if (scp == sc->cur_scp) { - if (*(int *)data) - return sc_tone(*(int *)data); - else - return sc_tone(0); - } - return 0; - - case KDGKBTYPE: /* get keyboard type */ - error = kbd_ioctl(sc->kbd, cmd, data); - if (error == ENOIOCTL) { - /* always return something? XXX */ - *(int *)data = 0; - } - return 0; - - case KDSETLED: /* set keyboard LED status */ - if (*(int *)data & ~LED_MASK) /* FIXME: LOCK_MASK? */ - return EINVAL; - scp->status &= ~LED_MASK; - scp->status |= *(int *)data; - if (scp == sc->cur_scp) - update_kbd_leds(scp, scp->status); - return 0; - - case KDGETLED: /* get keyboard LED status */ - if (scp == sc->cur_scp) - save_kbd_state(scp); - *(int *)data = scp->status & LED_MASK; - return 0; - - case CONS_SETKBD: /* set the new keyboard */ - { - keyboard_t *newkbd; - - s = spltty(); - newkbd = kbd_get_keyboard(*(int *)data); - if (newkbd == NULL) { - splx(s); - return EINVAL; - } - error = 0; - if (sc->kbd != newkbd) { - i = kbd_allocate(newkbd->kb_name, newkbd->kb_unit, - (void *)&sc->keyboard, sckbdevent, sc); - /* i == newkbd->kb_index */ - if (i >= 0) { - if (sc->kbd != NULL) { - save_kbd_state(sc->cur_scp); - kbd_release(sc->kbd, (void *)&sc->keyboard); - } - sc->kbd = kbd_get_keyboard(i); /* sc->kbd == newkbd */ - sc->keyboard = i; - kbd_ioctl(sc->kbd, KDSKBMODE, - (caddr_t)&sc->cur_scp->kbd_mode); - update_kbd_state(sc->cur_scp, sc->cur_scp->status, - LOCK_MASK); - } else { - error = EPERM; /* XXX */ - } - } - splx(s); - return error; - } - - case CONS_RELKBD: /* release the current keyboard */ - s = spltty(); - error = 0; - if (sc->kbd != NULL) { - save_kbd_state(sc->cur_scp); - error = kbd_release(sc->kbd, (void *)&sc->keyboard); - if (error == 0) { - sc->kbd = NULL; - sc->keyboard = -1; - } - } - splx(s); - return error; - - case CONS_GETTERM: /* get the current terminal emulator info */ - { - sc_term_sw_t *sw; - - if (((term_info_t *)data)->ti_index == 0) { - sw = scp->tsw; - } else { - sw = sc_term_match_by_number(((term_info_t *)data)->ti_index); - } - if (sw != NULL) { - strncpy(((term_info_t *)data)->ti_name, sw->te_name, - sizeof(((term_info_t *)data)->ti_name)); - strncpy(((term_info_t *)data)->ti_desc, sw->te_desc, - sizeof(((term_info_t *)data)->ti_desc)); - ((term_info_t *)data)->ti_flags = 0; - return 0; - } else { - ((term_info_t *)data)->ti_name[0] = '\0'; - ((term_info_t *)data)->ti_desc[0] = '\0'; - ((term_info_t *)data)->ti_flags = 0; - return EINVAL; - } - } - - case CONS_SETTERM: /* set the current terminal emulator */ - s = spltty(); - error = sc_init_emulator(scp, ((term_info_t *)data)->ti_name); - /* FIXME: what if scp == sc_console! XXX */ - splx(s); - return error; - - case GIO_SCRNMAP: /* get output translation table */ - bcopy(&sc->scr_map, data, sizeof(sc->scr_map)); - return 0; - - case PIO_SCRNMAP: /* set output translation table */ - bcopy(data, &sc->scr_map, sizeof(sc->scr_map)); - for (i=0; iscr_map); i++) { - sc->scr_rmap[sc->scr_map[i]] = i; - } - return 0; - - case GIO_KEYMAP: /* get keyboard translation table */ - case PIO_KEYMAP: /* set keyboard translation table */ - case GIO_DEADKEYMAP: /* get accent key translation table */ - case PIO_DEADKEYMAP: /* set accent key translation table */ - case GETFKEY: /* get function key string */ - case SETFKEY: /* set function key string */ - error = kbd_ioctl(sc->kbd, cmd, data); - if (error == ENOIOCTL) - error = ENODEV; - return error; - -#ifndef SC_NO_FONT_LOADING - - case PIO_FONT8x8: /* set 8x8 dot font */ - if (!ISFONTAVAIL(sc->adp->va_flags)) - return ENXIO; - bcopy(data, sc->font_8, 8*256); - sc->fonts_loaded |= FONT_8; - /* - * FONT KLUDGE - * Always use the font page #0. XXX - * Don't load if the current font size is not 8x8. - */ - if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size < 14)) - sc_load_font(sc->cur_scp, 0, 8, sc->font_8, 0, 256); - return 0; - - case GIO_FONT8x8: /* get 8x8 dot font */ - if (!ISFONTAVAIL(sc->adp->va_flags)) - return ENXIO; - if (sc->fonts_loaded & FONT_8) { - bcopy(sc->font_8, data, 8*256); - return 0; - } - else - return ENXIO; - - case PIO_FONT8x14: /* set 8x14 dot font */ - if (!ISFONTAVAIL(sc->adp->va_flags)) - return ENXIO; - bcopy(data, sc->font_14, 14*256); - sc->fonts_loaded |= FONT_14; - /* - * FONT KLUDGE - * Always use the font page #0. XXX - * Don't load if the current font size is not 8x14. - */ - if (ISTEXTSC(sc->cur_scp) - && (sc->cur_scp->font_size >= 14) - && (sc->cur_scp->font_size < 16)) - sc_load_font(sc->cur_scp, 0, 14, sc->font_14, 0, 256); - return 0; - - case GIO_FONT8x14: /* get 8x14 dot font */ - if (!ISFONTAVAIL(sc->adp->va_flags)) - return ENXIO; - if (sc->fonts_loaded & FONT_14) { - bcopy(sc->font_14, data, 14*256); - return 0; - } - else - return ENXIO; - - case PIO_FONT8x16: /* set 8x16 dot font */ - if (!ISFONTAVAIL(sc->adp->va_flags)) - return ENXIO; - bcopy(data, sc->font_16, 16*256); - sc->fonts_loaded |= FONT_16; - /* - * FONT KLUDGE - * Always use the font page #0. XXX - * Don't load if the current font size is not 8x16. - */ - if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size >= 16)) - sc_load_font(sc->cur_scp, 0, 16, sc->font_16, 0, 256); - return 0; - - case GIO_FONT8x16: /* get 8x16 dot font */ - if (!ISFONTAVAIL(sc->adp->va_flags)) - return ENXIO; - if (sc->fonts_loaded & FONT_16) { - bcopy(sc->font_16, data, 16*256); - return 0; - } - else - return ENXIO; - -#endif /* SC_NO_FONT_LOADING */ - -#ifdef PC98 - case ADJUST_CLOCK: /* /dev/rtc for 98note resume */ - inittodr(0); - return 0; -#endif - - default: - break; - } - - error = (*linesw[tp->t_line].l_ioctl)(tp, cmd, data, flag, td); - if (error != ENOIOCTL) - return(error); - error = ttioctl(tp, cmd, data, flag); - if (error != ENOIOCTL) - return(error); - return(ENOTTY); -} - -static void -scstart(struct tty *tp) -{ - struct clist *rbp; - int s, len; - u_char buf[PCBURST]; - scr_stat *scp = SC_STAT(tp->t_dev); - - if (scp->status & SLKED || scp->sc->blink_in_progress) - return; - s = spltty(); - if (!(tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP))) { - tp->t_state |= TS_BUSY; - rbp = &tp->t_outq; - while (rbp->c_cc) { - len = q_to_b(rbp, buf, PCBURST); - splx(s); - sc_puts(scp, buf, len); - s = spltty(); - } - tp->t_state &= ~TS_BUSY; - ttwwakeup(tp); - } - splx(s); -} - -static void -sccnprobe(struct consdev *cp) -{ -#if __i386__ - int unit; - int flags; - - cp->cn_pri = sc_get_cons_priority(&unit, &flags); - - /* a video card is always required */ - if (!scvidprobe(unit, flags, TRUE)) - cp->cn_pri = CN_DEAD; - - /* syscons will become console even when there is no keyboard */ - sckbdprobe(unit, flags, TRUE); - - if (cp->cn_pri == CN_DEAD) - return; - - /* initialize required fields */ - cp->cn_dev = makedev(CDEV_MAJOR, SC_CONSOLECTL); -#endif /* __i386__ */ - -#if __alpha__ - /* - * alpha use sccnattach() rather than cnprobe()/cninit()/cnterm() - * interface to install the console. Always return CN_DEAD from - * here. - */ - cp->cn_pri = CN_DEAD; -#endif /* __alpha__ */ -} - -static void -sccninit(struct consdev *cp) -{ -#if __i386__ - int unit; - int flags; - - sc_get_cons_priority(&unit, &flags); - scinit(unit, flags | SC_KERNEL_CONSOLE); - sc_console_unit = unit; - sc_console = SC_STAT(sc_get_softc(unit, SC_KERNEL_CONSOLE)->dev[0]); -#endif /* __i386__ */ - -#if __alpha__ - /* SHOULDN'T REACH HERE */ -#endif /* __alpha__ */ -} - -static void -sccnterm(struct consdev *cp) -{ - /* we are not the kernel console any more, release everything */ - - if (sc_console_unit < 0) - return; /* shouldn't happen */ - -#if __i386__ - scterm(sc_console_unit, SC_KERNEL_CONSOLE); - sc_console_unit = -1; - sc_console = NULL; -#endif /* __i386__ */ - -#if __alpha__ - /* do nothing XXX */ -#endif /* __alpha__ */ -} - -#ifdef __alpha__ - -void -sccnattach(void) -{ - static struct consdev consdev; - int unit; - int flags; - - bcopy(&sc_consdev, &consdev, sizeof(sc_consdev)); - consdev.cn_pri = sc_get_cons_priority(&unit, &flags); - - /* a video card is always required */ - if (!scvidprobe(unit, flags, TRUE)) - consdev.cn_pri = CN_DEAD; - - /* alpha doesn't allow the console being without a keyboard... Why? */ - if (!sckbdprobe(unit, flags, TRUE)) - consdev.cn_pri = CN_DEAD; - - if (consdev.cn_pri == CN_DEAD) - return; - - scinit(unit, flags | SC_KERNEL_CONSOLE); - sc_console_unit = unit; - sc_console = SC_STAT(sc_get_softc(unit, SC_KERNEL_CONSOLE)->dev[0]); - consdev.cn_dev = makedev(CDEV_MAJOR, 0); - cnadd(&consdev); -} - -#endif /* __alpha__ */ - -static void -sccnputc(struct consdev *cd, int c) -{ - u_char buf[1]; - scr_stat *scp = sc_console; - void *save; -#ifndef SC_NO_HISTORY - struct tty *tp; -#endif /* !SC_NO_HISTORY */ - int s; - - /* assert(sc_console != NULL) */ - -#ifndef SC_NO_HISTORY - if (scp == scp->sc->cur_scp && scp->status & SLKED) { - scp->status &= ~SLKED; - update_kbd_state(scp, scp->status, SLKED); - if (scp->status & BUFFER_SAVED) { - if (!sc_hist_restore(scp)) - sc_remove_cutmarking(scp); - scp->status &= ~BUFFER_SAVED; - scp->status |= CURSOR_ENABLED; - sc_draw_cursor_image(scp); - } - tp = VIRTUAL_TTY(scp->sc, scp->index); - if (ISTTYOPEN(tp)) - scstart(tp); - } -#endif /* !SC_NO_HISTORY */ - - save = scp->ts; - if (kernel_console_ts != NULL) - scp->ts = kernel_console_ts; - buf[0] = c; - sc_puts(scp, buf, 1); - scp->ts = save; - - s = spltty(); /* block sckbdevent and scrn_timer */ - sccnupdate(scp); - splx(s); -} - -static int -sccngetc(struct consdev *cd) -{ - return sccngetch(0); -} - -static int -sccncheckc(struct consdev *cd) -{ - return sccngetch(SCGETC_NONBLOCK); -} - -static void -sccndbctl(struct consdev *cd, int on) -{ - /* try to switch to the kernel console screen */ - if (on && debugger == 0) { - /* - * TRY to make sure the screen saver is stopped, - * and the screen is updated before switching to - * the vty0. - */ - scrn_timer(NULL); - if (!cold - && sc_console->sc->cur_scp->smode.mode == VT_AUTO - && sc_console->smode.mode == VT_AUTO) { - sc_console->sc->cur_scp->status |= MOUSE_HIDDEN; - ++debugger; /* XXX */ -#ifdef DDB - /* unlock vty switching */ - sc_console->sc->flags &= ~SC_SCRN_VTYLOCK; -#endif - sc_switch_scr(sc_console->sc, sc_console->index); - --debugger; /* XXX */ - } - } - if (on) - ++debugger; - else - --debugger; -} - -static int -sccngetch(int flags) -{ - static struct fkeytab fkey; - static int fkeycp; - scr_stat *scp; - u_char *p; - int cur_mode; - int s = spltty(); /* block sckbdevent and scrn_timer while we poll */ - int c; - - /* assert(sc_console != NULL) */ - - /* - * Stop the screen saver and update the screen if necessary. - * What if we have been running in the screen saver code... XXX - */ - sc_touch_scrn_saver(); - scp = sc_console->sc->cur_scp; /* XXX */ - sccnupdate(scp); - - if (fkeycp < fkey.len) { - splx(s); - return fkey.str[fkeycp++]; - } - - if (scp->sc->kbd == NULL) { - splx(s); - return -1; - } - - /* - * Make sure the keyboard is accessible even when the kbd device - * driver is disabled. - */ - kbd_enable(scp->sc->kbd); - - /* we shall always use the keyboard in the XLATE mode here */ - cur_mode = scp->kbd_mode; - scp->kbd_mode = K_XLATE; - kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); - - kbd_poll(scp->sc->kbd, TRUE); - c = scgetc(scp->sc, SCGETC_CN | flags); - kbd_poll(scp->sc->kbd, FALSE); - - scp->kbd_mode = cur_mode; - kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); - kbd_disable(scp->sc->kbd); - splx(s); - - switch (KEYFLAGS(c)) { - case 0: /* normal char */ - return KEYCHAR(c); - case FKEY: /* function key */ - p = kbd_get_fkeystr(scp->sc->kbd, KEYCHAR(c), (size_t *)&fkeycp); - fkey.len = fkeycp; - if ((p != NULL) && (fkey.len > 0)) { - bcopy(p, fkey.str, fkey.len); - fkeycp = 1; - return fkey.str[0]; - } - return c; /* XXX */ - case NOKEY: - case ERRKEY: - default: - return -1; - } - /* NOT REACHED */ -} - -static void -sccnupdate(scr_stat *scp) -{ - /* this is a cut-down version of scrn_timer()... */ - - if (scp->sc->font_loading_in_progress || scp->sc->videoio_in_progress) - return; - - if (debugger > 0 || panicstr || shutdown_in_progress) { - sc_touch_scrn_saver(); - } else if (scp != scp->sc->cur_scp) { - return; - } - - if (!run_scrn_saver) - scp->sc->flags &= ~SC_SCRN_IDLE; -#ifdef DEV_SPLASH - if ((saver_mode != CONS_LKM_SAVER) || !(scp->sc->flags & SC_SCRN_IDLE)) - if (scp->sc->flags & SC_SCRN_BLANKED) - stop_scrn_saver(scp->sc, current_saver); -#endif - - if (scp != scp->sc->cur_scp || scp->sc->blink_in_progress - || scp->sc->switch_in_progress) - return; - /* - * FIXME: unlike scrn_timer(), we call scrn_update() from here even - * when write_in_progress is non-zero. XXX - */ - - if (!ISGRAPHSC(scp) && !(scp->sc->flags & SC_SCRN_BLANKED)) - scrn_update(scp, TRUE); -} - -static void -scrn_timer(void *arg) -{ -#ifndef PC98 - static int kbd_interval = 0; -#endif - struct timeval tv; - sc_softc_t *sc; - scr_stat *scp; - int again; - int s; - - again = (arg != NULL); - if (arg != NULL) - sc = (sc_softc_t *)arg; - else if (sc_console != NULL) - sc = sc_console->sc; - else - return; - - /* don't do anything when we are performing some I/O operations */ - if (sc->font_loading_in_progress || sc->videoio_in_progress) { - if (again) - timeout(scrn_timer, sc, hz / 10); - return; - } - s = spltty(); - -#ifndef PC98 - if ((sc->kbd == NULL) && (sc->config & SC_AUTODETECT_KBD)) { - /* try to allocate a keyboard automatically */ - if (++kbd_interval >= 25) { - sc->keyboard = kbd_allocate("*", -1, (void *)&sc->keyboard, - sckbdevent, sc); - if (sc->keyboard >= 0) { - sc->kbd = kbd_get_keyboard(sc->keyboard); - kbd_ioctl(sc->kbd, KDSKBMODE, - (caddr_t)&sc->cur_scp->kbd_mode); - update_kbd_state(sc->cur_scp, sc->cur_scp->status, - LOCK_MASK); - } - kbd_interval = 0; - } - } -#endif /* PC98 */ - - /* find the vty to update */ - scp = sc->cur_scp; - - /* should we stop the screen saver? */ - getmicrouptime(&tv); - if (debugger > 0 || panicstr || shutdown_in_progress) - sc_touch_scrn_saver(); - if (run_scrn_saver) { - if (tv.tv_sec > sc->scrn_time_stamp + scrn_blank_time) - sc->flags |= SC_SCRN_IDLE; - else - sc->flags &= ~SC_SCRN_IDLE; - } else { - sc->scrn_time_stamp = tv.tv_sec; - sc->flags &= ~SC_SCRN_IDLE; - if (scrn_blank_time > 0) - run_scrn_saver = TRUE; - } -#ifdef DEV_SPLASH - if ((saver_mode != CONS_LKM_SAVER) || !(sc->flags & SC_SCRN_IDLE)) - if (sc->flags & SC_SCRN_BLANKED) - stop_scrn_saver(sc, current_saver); -#endif - - /* should we just return ? */ - if (sc->blink_in_progress || sc->switch_in_progress - || sc->write_in_progress) { - if (again) - timeout(scrn_timer, sc, hz / 10); - splx(s); - return; - } - - /* Update the screen */ - scp = sc->cur_scp; /* cur_scp may have changed... */ - if (!ISGRAPHSC(scp) && !(sc->flags & SC_SCRN_BLANKED)) - scrn_update(scp, TRUE); - -#ifdef DEV_SPLASH - /* should we activate the screen saver? */ - if ((saver_mode == CONS_LKM_SAVER) && (sc->flags & SC_SCRN_IDLE)) - if (!ISGRAPHSC(scp) || (sc->flags & SC_SCRN_BLANKED)) - (*current_saver)(sc, TRUE); -#endif - - if (again) - timeout(scrn_timer, sc, hz / 25); - splx(s); -} - -static int -and_region(int *s1, int *e1, int s2, int e2) -{ - if (*e1 < s2 || e2 < *s1) - return FALSE; - *s1 = imax(*s1, s2); - *e1 = imin(*e1, e2); - return TRUE; -} - -static void -scrn_update(scr_stat *scp, int show_cursor) -{ - int start; - int end; - int s; - int e; - - /* assert(scp == scp->sc->cur_scp) */ - - ++scp->sc->videoio_in_progress; - -#ifndef SC_NO_CUTPASTE - /* remove the previous mouse pointer image if necessary */ - if (scp->status & MOUSE_VISIBLE) { - s = scp->mouse_pos; - e = scp->mouse_pos + scp->xsize + 1; - if ((scp->status & (MOUSE_MOVED | MOUSE_HIDDEN)) - || and_region(&s, &e, scp->start, scp->end) - || ((scp->status & CURSOR_ENABLED) && - (scp->cursor_pos != scp->cursor_oldpos) && - (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos) - || and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)))) { - sc_remove_mouse_image(scp); - if (scp->end >= scp->xsize*scp->ysize) - scp->end = scp->xsize*scp->ysize - 1; - } - } -#endif /* !SC_NO_CUTPASTE */ - -#if 1 - /* debug: XXX */ - if (scp->end >= scp->xsize*scp->ysize) { - printf("scrn_update(): scp->end %d > size_of_screen!!\n", scp->end); - scp->end = scp->xsize*scp->ysize - 1; - } - if (scp->start < 0) { - printf("scrn_update(): scp->start %d < 0\n", scp->start); - scp->start = 0; - } -#endif - - /* update screen image */ - if (scp->start <= scp->end) { - if (scp->mouse_cut_end >= 0) { - /* there is a marked region for cut & paste */ - if (scp->mouse_cut_start <= scp->mouse_cut_end) { - start = scp->mouse_cut_start; - end = scp->mouse_cut_end; - } else { - start = scp->mouse_cut_end; - end = scp->mouse_cut_start - 1; - } - s = start; - e = end; - /* does the cut-mark region overlap with the update region? */ - if (and_region(&s, &e, scp->start, scp->end)) { - (*scp->rndr->draw)(scp, s, e - s + 1, TRUE); - s = 0; - e = start - 1; - if (and_region(&s, &e, scp->start, scp->end)) - (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); - s = end + 1; - e = scp->xsize*scp->ysize - 1; - if (and_region(&s, &e, scp->start, scp->end)) - (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); - } else { - (*scp->rndr->draw)(scp, scp->start, - scp->end - scp->start + 1, FALSE); - } - } else { - (*scp->rndr->draw)(scp, scp->start, - scp->end - scp->start + 1, FALSE); - } - } - - /* we are not to show the cursor and the mouse pointer... */ - if (!show_cursor) { - scp->end = 0; - scp->start = scp->xsize*scp->ysize - 1; - --scp->sc->videoio_in_progress; - return; - } - - /* update cursor image */ - if (scp->status & CURSOR_ENABLED) { - s = scp->start; - e = scp->end; - /* did cursor move since last time ? */ - if (scp->cursor_pos != scp->cursor_oldpos) { - /* do we need to remove old cursor image ? */ - if (!and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)) - sc_remove_cursor_image(scp); - sc_draw_cursor_image(scp); - } else { - if (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos)) - /* cursor didn't move, but has been overwritten */ - sc_draw_cursor_image(scp); - else if (scp->curs_attr.flags & CONS_BLINK_CURSOR) - /* if it's a blinking cursor, update it */ - (*scp->rndr->blink_cursor)(scp, scp->cursor_pos, - sc_inside_cutmark(scp, - scp->cursor_pos)); - } - } - -#ifndef SC_NO_CUTPASTE - /* update "pseudo" mouse pointer image */ - if (scp->sc->flags & SC_MOUSE_ENABLED) { - if (!(scp->status & (MOUSE_VISIBLE | MOUSE_HIDDEN))) { - scp->status &= ~MOUSE_MOVED; - sc_draw_mouse_image(scp); - } - } -#endif /* SC_NO_CUTPASTE */ - - scp->end = 0; - scp->start = scp->xsize*scp->ysize - 1; - - --scp->sc->videoio_in_progress; -} - -#ifdef DEV_SPLASH -static int -scsplash_callback(int event, void *arg) -{ - sc_softc_t *sc; - int error; - - sc = (sc_softc_t *)arg; - - switch (event) { - case SPLASH_INIT: - if (add_scrn_saver(scsplash_saver) == 0) { - sc->flags &= ~SC_SAVER_FAILED; - run_scrn_saver = TRUE; - if (cold && !(boothowto & (RB_VERBOSE | RB_CONFIG))) { - scsplash_stick(TRUE); - (*current_saver)(sc, TRUE); - } - } - return 0; - - case SPLASH_TERM: - if (current_saver == scsplash_saver) { - scsplash_stick(FALSE); - error = remove_scrn_saver(scsplash_saver); - if (error) - return error; - } - return 0; - - default: - return EINVAL; - } -} - -static void -scsplash_saver(sc_softc_t *sc, int show) -{ - static int busy = FALSE; - scr_stat *scp; - - if (busy) - return; - busy = TRUE; - - scp = sc->cur_scp; - if (show) { - if (!(sc->flags & SC_SAVER_FAILED)) { - if (!(sc->flags & SC_SCRN_BLANKED)) - set_scrn_saver_mode(scp, -1, NULL, 0); - switch (splash(sc->adp, TRUE)) { - case 0: /* succeeded */ - break; - case EAGAIN: /* try later */ - restore_scrn_saver_mode(scp, FALSE); - sc_touch_scrn_saver(); /* XXX */ - break; - default: - sc->flags |= SC_SAVER_FAILED; - scsplash_stick(FALSE); - restore_scrn_saver_mode(scp, TRUE); - printf("scsplash_saver(): failed to put up the image\n"); - break; - } - } - } else if (!sticky_splash) { - if ((sc->flags & SC_SCRN_BLANKED) && (splash(sc->adp, FALSE) == 0)) - restore_scrn_saver_mode(scp, TRUE); - } - busy = FALSE; -} - -static int -add_scrn_saver(void (*this_saver)(sc_softc_t *, int)) -{ -#if 0 - int error; - - if (current_saver != none_saver) { - error = remove_scrn_saver(current_saver); - if (error) - return error; - } -#endif - if (current_saver != none_saver) - return EBUSY; - - run_scrn_saver = FALSE; - saver_mode = CONS_LKM_SAVER; - current_saver = this_saver; - return 0; -} - -static int -remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)) -{ - if (current_saver != this_saver) - return EINVAL; - -#if 0 - /* - * In order to prevent `current_saver' from being called by - * the timeout routine `scrn_timer()' while we manipulate - * the saver list, we shall set `current_saver' to `none_saver' - * before stopping the current saver, rather than blocking by `splXX()'. - */ - current_saver = none_saver; - if (scrn_blanked) - stop_scrn_saver(this_saver); -#endif - - /* unblank all blanked screens */ - wait_scrn_saver_stop(NULL); - if (scrn_blanked) - return EBUSY; - - current_saver = none_saver; - return 0; -} - -static int -set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border) -{ - int s; - - /* assert(scp == scp->sc->cur_scp) */ - s = spltty(); - if (!ISGRAPHSC(scp)) - sc_remove_cursor_image(scp); - scp->splash_save_mode = scp->mode; - scp->splash_save_status = scp->status & (GRAPHICS_MODE | PIXEL_MODE); - scp->status &= ~(GRAPHICS_MODE | PIXEL_MODE); - scp->status |= (UNKNOWN_MODE | SAVER_RUNNING); - scp->sc->flags |= SC_SCRN_BLANKED; - ++scrn_blanked; - splx(s); - if (mode < 0) - return 0; - scp->mode = mode; - if (set_mode(scp) == 0) { - if (scp->sc->adp->va_info.vi_flags & V_INFO_GRAPHICS) - scp->status |= GRAPHICS_MODE; -#ifndef SC_NO_PALETTE_LOADING - if (pal != NULL) - load_palette(scp->sc->adp, pal); -#endif - sc_set_border(scp, border); - return 0; - } else { - s = spltty(); - scp->mode = scp->splash_save_mode; - scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); - scp->status |= scp->splash_save_status; - splx(s); - return 1; - } -} - -static int -restore_scrn_saver_mode(scr_stat *scp, int changemode) -{ - int mode; - int status; - int s; - - /* assert(scp == scp->sc->cur_scp) */ - s = spltty(); - mode = scp->mode; - status = scp->status; - scp->mode = scp->splash_save_mode; - scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); - scp->status |= scp->splash_save_status; - scp->sc->flags &= ~SC_SCRN_BLANKED; - if (!changemode) { - if (!ISGRAPHSC(scp)) - sc_draw_cursor_image(scp); - --scrn_blanked; - splx(s); - return 0; - } - if (set_mode(scp) == 0) { -#ifndef SC_NO_PALETTE_LOADING - load_palette(scp->sc->adp, scp->sc->palette); -#endif - --scrn_blanked; - splx(s); - return 0; - } else { - scp->mode = mode; - scp->status = status; - splx(s); - return 1; - } -} - -static void -stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)) -{ - (*saver)(sc, FALSE); - run_scrn_saver = FALSE; - /* the screen saver may have chosen not to stop after all... */ - if (sc->flags & SC_SCRN_BLANKED) - return; - - mark_all(sc->cur_scp); - if (sc->delayed_next_scr) - sc_switch_scr(sc, sc->delayed_next_scr - 1); - if (debugger == 0) - wakeup(&scrn_blanked); -} - -static int -wait_scrn_saver_stop(sc_softc_t *sc) -{ - int error = 0; - - while (scrn_blanked > 0) { - run_scrn_saver = FALSE; - if (sc && !(sc->flags & SC_SCRN_BLANKED)) { - error = 0; - break; - } - error = tsleep(&scrn_blanked, PZERO | PCATCH, "scrsav", 0); - if ((error != 0) && (error != ERESTART)) - break; - } - run_scrn_saver = FALSE; - return error; -} -#endif /* DEV_SPLASH */ - -void -sc_touch_scrn_saver(void) -{ - scsplash_stick(FALSE); - run_scrn_saver = FALSE; -} - -int -sc_switch_scr(sc_softc_t *sc, u_int next_scr) -{ - scr_stat *cur_scp; - struct tty *tp; - struct proc *p; - int s; - - DPRINTF(5, ("sc0: sc_switch_scr() %d ", next_scr + 1)); - - /* prevent switch if previously requested */ - if (sc->flags & SC_SCRN_VTYLOCK) { - sc_bell(sc->cur_scp, sc->cur_scp->bell_pitch, - sc->cur_scp->bell_duration); - return EPERM; - } - - /* delay switch if the screen is blanked or being updated */ - if ((sc->flags & SC_SCRN_BLANKED) || sc->write_in_progress - || sc->blink_in_progress || sc->videoio_in_progress) { - sc->delayed_next_scr = next_scr + 1; - sc_touch_scrn_saver(); - DPRINTF(5, ("switch delayed\n")); - return 0; - } - - s = spltty(); - cur_scp = sc->cur_scp; - - /* we are in the middle of the vty switching process... */ - if (sc->switch_in_progress - && (cur_scp->smode.mode == VT_PROCESS) - && cur_scp->proc) { - p = pfind(cur_scp->pid); - if (cur_scp->proc != p) { - if (p) - PROC_UNLOCK(p); - /* - * The controlling process has died!!. Do some clean up. - * NOTE:`cur_scp->proc' and `cur_scp->smode.mode' - * are not reset here yet; they will be cleared later. - */ - DPRINTF(5, ("cur_scp controlling process %d died, ", - cur_scp->pid)); - if (cur_scp->status & SWITCH_WAIT_REL) { - /* - * Force the previous switch to finish, but return now - * with error. - */ - DPRINTF(5, ("reset WAIT_REL, ")); - finish_vt_rel(cur_scp, TRUE, &s); - splx(s); - DPRINTF(5, ("finishing previous switch\n")); - return EINVAL; - } else if (cur_scp->status & SWITCH_WAIT_ACQ) { - /* let's assume screen switch has been completed. */ - DPRINTF(5, ("reset WAIT_ACQ, ")); - finish_vt_acq(cur_scp); - } else { - /* - * We are in between screen release and acquisition, and - * reached here via scgetc() or scrn_timer() which has - * interrupted exchange_scr(). Don't do anything stupid. - */ - DPRINTF(5, ("waiting nothing, ")); - } - } else { - if (p) - PROC_UNLOCK(p); - /* - * The controlling process is alive, but not responding... - * It is either buggy or it may be just taking time. - * The following code is a gross kludge to cope with this - * problem for which there is no clean solution. XXX - */ - if (cur_scp->status & SWITCH_WAIT_REL) { - switch (sc->switch_in_progress++) { - case 1: - break; - case 2: - DPRINTF(5, ("sending relsig again, ")); - signal_vt_rel(cur_scp); - break; - case 3: - break; - case 4: - default: - /* - * Act as if the controlling program returned - * VT_FALSE. - */ - DPRINTF(5, ("force reset WAIT_REL, ")); - finish_vt_rel(cur_scp, FALSE, &s); - splx(s); - DPRINTF(5, ("act as if VT_FALSE was seen\n")); - return EINVAL; - } - } else if (cur_scp->status & SWITCH_WAIT_ACQ) { - switch (sc->switch_in_progress++) { - case 1: - break; - case 2: - DPRINTF(5, ("sending acqsig again, ")); - signal_vt_acq(cur_scp); - break; - case 3: - break; - case 4: - default: - /* clear the flag and finish the previous switch */ - DPRINTF(5, ("force reset WAIT_ACQ, ")); - finish_vt_acq(cur_scp); - break; - } - } - } - } - - /* - * Return error if an invalid argument is given, or vty switch - * is still in progress. - */ - if ((next_scr < sc->first_vty) || (next_scr >= sc->first_vty + sc->vtys) - || sc->switch_in_progress) { - splx(s); - sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); - DPRINTF(5, ("error 1\n")); - return EINVAL; - } - - /* - * Don't allow switching away from the graphics mode vty - * if the switch mode is VT_AUTO, unless the next vty is the same - * as the current or the current vty has been closed (but showing). - */ - tp = VIRTUAL_TTY(sc, cur_scp->index); - if ((cur_scp->index != next_scr) - && ISTTYOPEN(tp) - && (cur_scp->smode.mode == VT_AUTO) - && ISGRAPHSC(cur_scp)) { - splx(s); - sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); - DPRINTF(5, ("error, graphics mode\n")); - return EINVAL; - } - - /* - * Is the wanted vty open? Don't allow switching to a closed vty. - * If we are in DDB, don't switch to a vty in the VT_PROCESS mode. - * Note that we always allow the user to switch to the kernel - * console even if it is closed. - */ - if ((sc_console == NULL) || (next_scr != sc_console->index)) { - tp = VIRTUAL_TTY(sc, next_scr); - if (!ISTTYOPEN(tp)) { - splx(s); - sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); - DPRINTF(5, ("error 2, requested vty isn't open!\n")); - return EINVAL; - } - if ((debugger > 0) && (SC_STAT(tp->t_dev)->smode.mode == VT_PROCESS)) { - splx(s); - DPRINTF(5, ("error 3, requested vty is in the VT_PROCESS mode\n")); - return EINVAL; - } - } - - /* this is the start of vty switching process... */ - ++sc->switch_in_progress; - sc->delayed_next_scr = 0; - sc->old_scp = cur_scp; - sc->new_scp = SC_STAT(SC_DEV(sc, next_scr)); - if (sc->new_scp == sc->old_scp) { - sc->switch_in_progress = 0; - /* - * XXX wakeup() calls mtx_lock(&sched_lock) which will hang if - * sched_lock is in an in-between state, e.g., when we stop at - * a breakpoint at fork_exit. It has always been wrong to call - * wakeup() when the debugger is active. In RELENG_4, wakeup() - * is supposed to be locked by splhigh(), but the debugger may - * be invoked at splhigh(). - */ - if (debugger == 0) - wakeup(&sc->new_scp->smode); - splx(s); - DPRINTF(5, ("switch done (new == old)\n")); - return 0; - } - - /* has controlling process died? */ - vt_proc_alive(sc->old_scp); - vt_proc_alive(sc->new_scp); - - /* wait for the controlling process to release the screen, if necessary */ - if (signal_vt_rel(sc->old_scp)) { - splx(s); - return 0; - } - - /* go set up the new vty screen */ - splx(s); - exchange_scr(sc); - s = spltty(); - - /* wake up processes waiting for this vty */ - if (debugger == 0) - wakeup(&sc->cur_scp->smode); - - /* wait for the controlling process to acknowledge, if necessary */ - if (signal_vt_acq(sc->cur_scp)) { - splx(s); - return 0; - } - - sc->switch_in_progress = 0; - if (sc->unit == sc_console_unit) - cons_unavail = FALSE; - splx(s); - DPRINTF(5, ("switch done\n")); - - return 0; -} - -static int -do_switch_scr(sc_softc_t *sc, int s) -{ - vt_proc_alive(sc->new_scp); - - splx(s); - exchange_scr(sc); - s = spltty(); - /* sc->cur_scp == sc->new_scp */ - wakeup(&sc->cur_scp->smode); - - /* wait for the controlling process to acknowledge, if necessary */ - if (!signal_vt_acq(sc->cur_scp)) { - sc->switch_in_progress = 0; - if (sc->unit == sc_console_unit) - cons_unavail = FALSE; - } - - return s; -} - -static int -vt_proc_alive(scr_stat *scp) -{ - struct proc *p; - - if (scp->proc) { - if ((p = pfind(scp->pid)) != NULL) - PROC_UNLOCK(p); - if (scp->proc == p) - return TRUE; - scp->proc = NULL; - scp->smode.mode = VT_AUTO; - DPRINTF(5, ("vt controlling process %d died\n", scp->pid)); - } - return FALSE; -} - -static int -signal_vt_rel(scr_stat *scp) -{ - if (scp->smode.mode != VT_PROCESS) - return FALSE; - scp->status |= SWITCH_WAIT_REL; - PROC_LOCK(scp->proc); - psignal(scp->proc, scp->smode.relsig); - PROC_UNLOCK(scp->proc); - DPRINTF(5, ("sending relsig to %d\n", scp->pid)); - return TRUE; -} - -static int -signal_vt_acq(scr_stat *scp) -{ - if (scp->smode.mode != VT_PROCESS) - return FALSE; - if (scp->sc->unit == sc_console_unit) - cons_unavail = TRUE; - scp->status |= SWITCH_WAIT_ACQ; - PROC_LOCK(scp->proc); - psignal(scp->proc, scp->smode.acqsig); - PROC_UNLOCK(scp->proc); - DPRINTF(5, ("sending acqsig to %d\n", scp->pid)); - return TRUE; -} - -static int -finish_vt_rel(scr_stat *scp, int release, int *s) -{ - if (scp == scp->sc->old_scp && scp->status & SWITCH_WAIT_REL) { - scp->status &= ~SWITCH_WAIT_REL; - if (release) - *s = do_switch_scr(scp->sc, *s); - else - scp->sc->switch_in_progress = 0; - return 0; - } - return EINVAL; -} - -static int -finish_vt_acq(scr_stat *scp) -{ - if (scp == scp->sc->new_scp && scp->status & SWITCH_WAIT_ACQ) { - scp->status &= ~SWITCH_WAIT_ACQ; - scp->sc->switch_in_progress = 0; - return 0; - } - return EINVAL; -} - -static void -exchange_scr(sc_softc_t *sc) -{ - scr_stat *scp; - - /* save the current state of video and keyboard */ - sc_move_cursor(sc->old_scp, sc->old_scp->xpos, sc->old_scp->ypos); - if (!ISGRAPHSC(sc->old_scp)) - sc_remove_cursor_image(sc->old_scp); - if (sc->old_scp->kbd_mode == K_XLATE) - save_kbd_state(sc->old_scp); - - /* set up the video for the new screen */ - scp = sc->cur_scp = sc->new_scp; -#ifdef PC98 - if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp) || ISUNKNOWNSC(sc->new_scp)) -#else - if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp)) -#endif - set_mode(scp); - else - sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, - (void *)sc->adp->va_window, FALSE); - scp->status |= MOUSE_HIDDEN; - sc_move_cursor(scp, scp->xpos, scp->ypos); - if (!ISGRAPHSC(scp)) - sc_set_cursor_image(scp); -#ifndef SC_NO_PALETTE_LOADING - if (ISGRAPHSC(sc->old_scp)) - load_palette(sc->adp, sc->palette); -#endif - sc_set_border(scp, scp->border); - - /* set up the keyboard for the new screen */ - if (sc->old_scp->kbd_mode != scp->kbd_mode) - kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); - update_kbd_state(scp, scp->status, LOCK_MASK); - - mark_all(scp); -} - -void -sc_puts(scr_stat *scp, u_char *buf, int len) -{ -#ifdef DEV_SPLASH - /* make screensaver happy */ - if (!sticky_splash && scp == scp->sc->cur_scp && !sc_saver_keyb_only) - run_scrn_saver = FALSE; -#endif - - if (scp->tsw) - (*scp->tsw->te_puts)(scp, buf, len); - - if (scp->sc->delayed_next_scr) - sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); -} - -void -sc_draw_cursor_image(scr_stat *scp) -{ - /* assert(scp == scp->sc->cur_scp); */ - ++scp->sc->videoio_in_progress; - (*scp->rndr->draw_cursor)(scp, scp->cursor_pos, - scp->curs_attr.flags & CONS_BLINK_CURSOR, TRUE, - sc_inside_cutmark(scp, scp->cursor_pos)); - scp->cursor_oldpos = scp->cursor_pos; - --scp->sc->videoio_in_progress; -} - -void -sc_remove_cursor_image(scr_stat *scp) -{ - /* assert(scp == scp->sc->cur_scp); */ - ++scp->sc->videoio_in_progress; - (*scp->rndr->draw_cursor)(scp, scp->cursor_oldpos, - scp->curs_attr.flags & CONS_BLINK_CURSOR, FALSE, - sc_inside_cutmark(scp, scp->cursor_oldpos)); - --scp->sc->videoio_in_progress; -} - -static void -update_cursor_image(scr_stat *scp) -{ - /* assert(scp == scp->sc->cur_scp); */ - sc_remove_cursor_image(scp); - sc_set_cursor_image(scp); - sc_draw_cursor_image(scp); -} - -void -sc_set_cursor_image(scr_stat *scp) -{ - scp->curs_attr.flags = scp->curr_curs_attr.flags; - if (scp->curs_attr.flags & CONS_HIDDEN_CURSOR) { - /* hidden cursor is internally represented as zero-height underline */ - scp->curs_attr.flags = CONS_CHAR_CURSOR; - scp->curs_attr.base = scp->curs_attr.height = 0; - } else if (scp->curs_attr.flags & CONS_CHAR_CURSOR) { - scp->curs_attr.base = imin(scp->curr_curs_attr.base, - scp->font_size - 1); - scp->curs_attr.height = imin(scp->curr_curs_attr.height, - scp->font_size - scp->curs_attr.base); - } else { /* block cursor */ - scp->curs_attr.base = 0; - scp->curs_attr.height = scp->font_size; - } - - /* assert(scp == scp->sc->cur_scp); */ - ++scp->sc->videoio_in_progress; - (*scp->rndr->set_cursor)(scp, scp->curs_attr.base, scp->curs_attr.height, - scp->curs_attr.flags & CONS_BLINK_CURSOR); - --scp->sc->videoio_in_progress; -} - -static void -change_cursor_shape(scr_stat *scp, int flags, int base, int height) -{ - if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) - sc_remove_cursor_image(scp); - - if (base >= 0) - scp->curr_curs_attr.base = base; - if (height >= 0) - scp->curr_curs_attr.height = height; - if (flags & CONS_RESET_CURSOR) - scp->curr_curs_attr = scp->dflt_curs_attr; - else - scp->curr_curs_attr.flags = flags & CONS_CURSOR_ATTRS; - - if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) { - sc_set_cursor_image(scp); - sc_draw_cursor_image(scp); - } -} - -void -sc_change_cursor_shape(scr_stat *scp, int flags, int base, int height) -{ - sc_softc_t *sc; - dev_t dev; - int s; - int i; - - s = spltty(); - if ((flags != -1) && (flags & CONS_LOCAL_CURSOR)) { - /* local (per vty) change */ - change_cursor_shape(scp, flags, base, height); - splx(s); - return; - } - - /* global change */ - sc = scp->sc; - if (base >= 0) - sc->curs_attr.base = base; - if (height >= 0) - sc->curs_attr.height = height; - if (flags != -1) { - if (flags & CONS_RESET_CURSOR) - sc->curs_attr = sc->dflt_curs_attr; - else - sc->curs_attr.flags = flags & CONS_CURSOR_ATTRS; - } - - for (i = sc->first_vty; i < sc->first_vty + sc->vtys; ++i) { - if ((dev = SC_DEV(sc, i)) == NODEV) - continue; - if ((scp = SC_STAT(dev)) == NULL) - continue; - scp->dflt_curs_attr = sc->curs_attr; - change_cursor_shape(scp, CONS_RESET_CURSOR, -1, -1); - } - splx(s); -} - -static void -scinit(int unit, int flags) -{ - /* - * When syscons is being initialized as the kernel console, malloc() - * is not yet functional, because various kernel structures has not been - * fully initialized yet. Therefore, we need to declare the following - * static buffers for the console. This is less than ideal, - * but is necessry evil for the time being. XXX - */ - static scr_stat main_console; - static dev_t main_devs[MAXCONS]; - static struct tty main_tty; -#ifndef PC98 - static u_short sc_buffer[ROW*COL]; /* XXX */ -#else - static u_short sc_buffer[ROW*COL*2];/* XXX */ -#endif -#ifndef SC_NO_FONT_LOADING - static u_char font_8[256*8]; - static u_char font_14[256*14]; - static u_char font_16[256*16]; -#endif - - sc_softc_t *sc; - scr_stat *scp; - video_adapter_t *adp; - int col; - int row; - int i; - - /* one time initialization */ - if (init_done == COLD) - sc_get_bios_values(&bios_value); - init_done = WARM; - - /* - * Allocate resources. Even if we are being called for the second - * time, we must allocate them again, because they might have - * disappeared... - */ - sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); - adp = NULL; - if (sc->adapter >= 0) { - vid_release(sc->adp, (void *)&sc->adapter); - adp = sc->adp; - sc->adp = NULL; - } - if (sc->keyboard >= 0) { - DPRINTF(5, ("sc%d: releasing kbd%d\n", unit, sc->keyboard)); - i = kbd_release(sc->kbd, (void *)&sc->keyboard); - DPRINTF(5, ("sc%d: kbd_release returned %d\n", unit, i)); - if (sc->kbd != NULL) { - DPRINTF(5, ("sc%d: kbd != NULL!, index:%d, unit:%d, flags:0x%x\n", - unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); - } - sc->kbd = NULL; - } - sc->adapter = vid_allocate("*", unit, (void *)&sc->adapter); - sc->adp = vid_get_adapter(sc->adapter); - /* assert((sc->adapter >= 0) && (sc->adp != NULL)) */ - sc->keyboard = kbd_allocate("*", unit, (void *)&sc->keyboard, - sckbdevent, sc); - DPRINTF(1, ("sc%d: keyboard %d\n", unit, sc->keyboard)); - sc->kbd = kbd_get_keyboard(sc->keyboard); - if (sc->kbd != NULL) { - DPRINTF(1, ("sc%d: kbd index:%d, unit:%d, flags:0x%x\n", - unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); - } - - if (!(sc->flags & SC_INIT_DONE) || (adp != sc->adp)) { - - sc->initial_mode = sc->adp->va_initial_mode; - -#ifndef SC_NO_FONT_LOADING - if (flags & SC_KERNEL_CONSOLE) { - sc->font_8 = font_8; - sc->font_14 = font_14; - sc->font_16 = font_16; - } else if (sc->font_8 == NULL) { - /* assert(sc_malloc) */ - sc->font_8 = malloc(sizeof(font_8), M_DEVBUF, M_WAITOK); - sc->font_14 = malloc(sizeof(font_14), M_DEVBUF, M_WAITOK); - sc->font_16 = malloc(sizeof(font_16), M_DEVBUF, M_WAITOK); - } -#endif - - /* extract the hardware cursor location and hide the cursor for now */ - (*vidsw[sc->adapter]->read_hw_cursor)(sc->adp, &col, &row); - (*vidsw[sc->adapter]->set_hw_cursor)(sc->adp, -1, -1); - - /* set up the first console */ - sc->first_vty = unit*MAXCONS; - sc->vtys = MAXCONS; /* XXX: should be configurable */ - if (flags & SC_KERNEL_CONSOLE) { - sc->dev = main_devs; - sc->dev[0] = makedev(CDEV_MAJOR, unit*MAXCONS); - sc->dev[0]->si_tty = &main_tty; - ttyregister(&main_tty); - scp = &main_console; - init_scp(sc, sc->first_vty, scp); - sc_vtb_init(&scp->vtb, VTB_MEMORY, scp->xsize, scp->ysize, - (void *)sc_buffer, FALSE); - if (sc_init_emulator(scp, SC_DFLT_TERM)) - sc_init_emulator(scp, "*"); - (*scp->tsw->te_default_attr)(scp, - kernel_default.std_color, - kernel_default.rev_color); - } else { - /* assert(sc_malloc) */ - sc->dev = malloc(sizeof(dev_t)*sc->vtys, M_DEVBUF, M_WAITOK|M_ZERO); - sc->dev[0] = makedev(CDEV_MAJOR, unit*MAXCONS); - sc->dev[0]->si_tty = ttymalloc(sc->dev[0]->si_tty); - scp = alloc_scp(sc, sc->first_vty); - } - SC_STAT(sc->dev[0]) = scp; - sc->cur_scp = scp; - - /* copy screen to temporary buffer */ - sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, - (void *)scp->sc->adp->va_window, FALSE); - if (ISTEXTSC(scp)) - sc_vtb_copy(&scp->scr, 0, &scp->vtb, 0, scp->xsize*scp->ysize); - - /* move cursors to the initial positions */ - scp->mouse_pos = scp->mouse_oldpos = 0; - if (col >= scp->xsize) - col = 0; - if (row >= scp->ysize) - row = scp->ysize - 1; - scp->xpos = col; - scp->ypos = row; - scp->cursor_pos = scp->cursor_oldpos = row*scp->xsize + col; - - if (bios_value.cursor_end < scp->font_size) - sc->dflt_curs_attr.base = scp->font_size - - bios_value.cursor_end - 1; - else - sc->dflt_curs_attr.base = 0; - i = bios_value.cursor_end - bios_value.cursor_start + 1; - sc->dflt_curs_attr.height = imin(i, scp->font_size); - sc->dflt_curs_attr.flags = 0; - sc->curs_attr = sc->dflt_curs_attr; - scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr; - - if (!ISGRAPHSC(scp)) { - sc_set_cursor_image(scp); - sc_draw_cursor_image(scp); - } - - /* save font and palette */ -#ifndef SC_NO_FONT_LOADING - sc->fonts_loaded = 0; - if (ISFONTAVAIL(sc->adp->va_flags)) { -#ifdef SC_DFLT_FONT - bcopy(dflt_font_8, sc->font_8, sizeof(dflt_font_8)); - bcopy(dflt_font_14, sc->font_14, sizeof(dflt_font_14)); - bcopy(dflt_font_16, sc->font_16, sizeof(dflt_font_16)); - sc->fonts_loaded = FONT_16 | FONT_14 | FONT_8; - if (scp->font_size < 14) { - sc_load_font(scp, 0, 8, sc->font_8, 0, 256); - } else if (scp->font_size >= 16) { - sc_load_font(scp, 0, 16, sc->font_16, 0, 256); - } else { - sc_load_font(scp, 0, 14, sc->font_14, 0, 256); - } -#else /* !SC_DFLT_FONT */ - if (scp->font_size < 14) { - sc_save_font(scp, 0, 8, sc->font_8, 0, 256); - sc->fonts_loaded = FONT_8; - } else if (scp->font_size >= 16) { - sc_save_font(scp, 0, 16, sc->font_16, 0, 256); - sc->fonts_loaded = FONT_16; - } else { - sc_save_font(scp, 0, 14, sc->font_14, 0, 256); - sc->fonts_loaded = FONT_14; - } -#endif /* SC_DFLT_FONT */ - /* FONT KLUDGE: always use the font page #0. XXX */ - sc_show_font(scp, 0); - } -#endif /* !SC_NO_FONT_LOADING */ - -#ifndef SC_NO_PALETTE_LOADING - save_palette(sc->adp, sc->palette); -#endif - -#ifdef DEV_SPLASH - if (!(sc->flags & SC_SPLASH_SCRN) && (flags & SC_KERNEL_CONSOLE)) { - /* we are ready to put up the splash image! */ - splash_init(sc->adp, scsplash_callback, sc); - sc->flags |= SC_SPLASH_SCRN; - } -#endif - } - - /* the rest is not necessary, if we have done it once */ - if (sc->flags & SC_INIT_DONE) - return; - - /* initialize mapscrn arrays to a one to one map */ - for (i = 0; i < sizeof(sc->scr_map); i++) - sc->scr_map[i] = sc->scr_rmap[i] = i; -#ifdef PC98 - sc->scr_map[0x5c] = (u_char)0xfc; /* for backslash */ -#endif - - sc->flags |= SC_INIT_DONE; -} - -#if __i386__ -static void -scterm(int unit, int flags) -{ - sc_softc_t *sc; - scr_stat *scp; - - sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); - if (sc == NULL) - return; /* shouldn't happen */ - -#ifdef DEV_SPLASH - /* this console is no longer available for the splash screen */ - if (sc->flags & SC_SPLASH_SCRN) { - splash_term(sc->adp); - sc->flags &= ~SC_SPLASH_SCRN; - } -#endif - - /* release the keyboard and the video card */ - if (sc->keyboard >= 0) - kbd_release(sc->kbd, &sc->keyboard); - if (sc->adapter >= 0) - vid_release(sc->adp, &sc->adapter); - - /* stop the terminal emulator, if any */ - scp = SC_STAT(sc->dev[0]); - if (scp->tsw) - (*scp->tsw->te_term)(scp, &scp->ts); - if (scp->ts != NULL) - free(scp->ts, M_DEVBUF); - - /* clear the structure */ - if (!(flags & SC_KERNEL_CONSOLE)) { - /* XXX: We need delete_dev() for this */ - free(sc->dev, M_DEVBUF); -#if 0 - /* XXX: We need a ttyunregister for this */ - free(sc->tty, M_DEVBUF); -#endif -#ifndef SC_NO_FONT_LOADING - free(sc->font_8, M_DEVBUF); - free(sc->font_14, M_DEVBUF); - free(sc->font_16, M_DEVBUF); -#endif - /* XXX vtb, history */ - } - bzero(sc, sizeof(*sc)); - sc->keyboard = -1; - sc->adapter = -1; -} -#endif - -static void -scshutdown(void *arg, int howto) -{ - /* assert(sc_console != NULL) */ - - sc_touch_scrn_saver(); - if (!cold && sc_console - && sc_console->sc->cur_scp->smode.mode == VT_AUTO - && sc_console->smode.mode == VT_AUTO) - sc_switch_scr(sc_console->sc, sc_console->index); - shutdown_in_progress = TRUE; -} - -int -sc_clean_up(scr_stat *scp) -{ -#ifdef DEV_SPLASH - int error; -#endif - - if (scp->sc->flags & SC_SCRN_BLANKED) { - sc_touch_scrn_saver(); -#ifdef DEV_SPLASH - if ((error = wait_scrn_saver_stop(scp->sc))) - return error; -#endif - } - scp->status |= MOUSE_HIDDEN; - sc_remove_mouse_image(scp); - sc_remove_cutmarking(scp); - return 0; -} - -void -sc_alloc_scr_buffer(scr_stat *scp, int wait, int discard) -{ - sc_vtb_t new; - sc_vtb_t old; - - old = scp->vtb; - sc_vtb_init(&new, VTB_MEMORY, scp->xsize, scp->ysize, NULL, wait); - if (!discard && (old.vtb_flags & VTB_VALID)) { - /* retain the current cursor position and buffer contants */ - scp->cursor_oldpos = scp->cursor_pos; - /* - * This works only if the old buffer has the same size as or larger - * than the new one. XXX - */ - sc_vtb_copy(&old, 0, &new, 0, scp->xsize*scp->ysize); - scp->vtb = new; - } else { - scp->vtb = new; - sc_vtb_destroy(&old); - } - -#ifndef SC_NO_SYSMOUSE - /* move the mouse cursor at the center of the screen */ - sc_mouse_move(scp, scp->xpixel / 2, scp->ypixel / 2); -#endif -} - -static scr_stat -*alloc_scp(sc_softc_t *sc, int vty) -{ - scr_stat *scp; - - /* assert(sc_malloc) */ - - scp = (scr_stat *)malloc(sizeof(scr_stat), M_DEVBUF, M_WAITOK); - init_scp(sc, vty, scp); - - sc_alloc_scr_buffer(scp, TRUE, TRUE); - if (sc_init_emulator(scp, SC_DFLT_TERM)) - sc_init_emulator(scp, "*"); - -#ifndef SC_NO_CUTPASTE - sc_alloc_cut_buffer(scp, TRUE); -#endif - -#ifndef SC_NO_HISTORY - sc_alloc_history_buffer(scp, 0, 0, TRUE); -#endif - - return scp; -} - -static void -init_scp(sc_softc_t *sc, int vty, scr_stat *scp) -{ - video_info_t info; - - bzero(scp, sizeof(*scp)); - - scp->index = vty; - scp->sc = sc; - scp->status = 0; - scp->mode = sc->initial_mode; - (*vidsw[sc->adapter]->get_info)(sc->adp, scp->mode, &info); - if (info.vi_flags & V_INFO_GRAPHICS) { - scp->status |= GRAPHICS_MODE; - scp->xpixel = info.vi_width; - scp->ypixel = info.vi_height; - scp->xsize = info.vi_width/info.vi_cwidth; - scp->ysize = info.vi_height/info.vi_cheight; - scp->font_size = 0; - scp->font = NULL; - } else { - scp->xsize = info.vi_width; - scp->ysize = info.vi_height; - scp->xpixel = scp->xsize*info.vi_cwidth; - scp->ypixel = scp->ysize*info.vi_cheight; - if (info.vi_cheight < 14) { - scp->font_size = 8; -#ifndef SC_NO_FONT_LOADING - scp->font = sc->font_8; -#else - scp->font = NULL; -#endif - } else if (info.vi_cheight >= 16) { - scp->font_size = 16; -#ifndef SC_NO_FONT_LOADING - scp->font = sc->font_16; -#else - scp->font = NULL; -#endif - } else { - scp->font_size = 14; -#ifndef SC_NO_FONT_LOADING - scp->font = sc->font_14; -#else - scp->font = NULL; -#endif - } - } - sc_vtb_init(&scp->vtb, VTB_MEMORY, 0, 0, NULL, FALSE); - sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, 0, 0, NULL, FALSE); - scp->xoff = scp->yoff = 0; - scp->xpos = scp->ypos = 0; - scp->start = scp->xsize * scp->ysize - 1; - scp->end = 0; - scp->tsw = NULL; - scp->ts = NULL; - scp->rndr = NULL; - scp->border = BG_BLACK; - scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr; - scp->mouse_xpos = scp->xoff*8 + scp->xsize*8/2; - scp->mouse_ypos = (scp->ysize + scp->yoff)*scp->font_size/2; - scp->mouse_cut_start = scp->xsize*scp->ysize; - scp->mouse_cut_end = -1; - scp->mouse_signal = 0; - scp->mouse_pid = 0; - scp->mouse_proc = NULL; - scp->kbd_mode = K_XLATE; - scp->bell_pitch = bios_value.bell_pitch; - scp->bell_duration = BELL_DURATION; - scp->status |= (bios_value.shift_state & NLKED); - scp->status |= CURSOR_ENABLED | MOUSE_HIDDEN; - scp->pid = 0; - scp->proc = NULL; - scp->smode.mode = VT_AUTO; - scp->history = NULL; - scp->history_pos = 0; - scp->history_size = 0; -} - -int -sc_init_emulator(scr_stat *scp, char *name) -{ - sc_term_sw_t *sw; - sc_rndr_sw_t *rndr; - void *p; - int error; - - if (name == NULL) /* if no name is given, use the current emulator */ - sw = scp->tsw; - else /* ...otherwise find the named emulator */ - sw = sc_term_match(name); - if (sw == NULL) - return EINVAL; - - rndr = NULL; - if (strcmp(sw->te_renderer, "*") != 0) { - rndr = sc_render_match(scp, sw->te_renderer, - scp->status & (GRAPHICS_MODE | PIXEL_MODE)); - } - if (rndr == NULL) { - rndr = sc_render_match(scp, scp->sc->adp->va_name, - scp->status & (GRAPHICS_MODE | PIXEL_MODE)); - if (rndr == NULL) - return ENODEV; - } - - if (sw == scp->tsw) { - error = (*sw->te_init)(scp, &scp->ts, SC_TE_WARM_INIT); - scp->rndr = rndr; - sc_clear_screen(scp); - /* assert(error == 0); */ - return error; - } - - if (sc_malloc && (sw->te_size > 0)) - p = malloc(sw->te_size, M_DEVBUF, M_NOWAIT); - else - p = NULL; - error = (*sw->te_init)(scp, &p, SC_TE_COLD_INIT); - if (error) - return error; - - if (scp->tsw) - (*scp->tsw->te_term)(scp, &scp->ts); - if (scp->ts != NULL) - free(scp->ts, M_DEVBUF); - scp->tsw = sw; - scp->ts = p; - scp->rndr = rndr; - - /* XXX */ - (*sw->te_default_attr)(scp, user_default.std_color, user_default.rev_color); - sc_clear_screen(scp); - - return 0; -} - -/* - * scgetc(flags) - get character from keyboard. - * If flags & SCGETC_CN, then avoid harmful side effects. - * If flags & SCGETC_NONBLOCK, then wait until a key is pressed, else - * return NOKEY if there is nothing there. - */ -static u_int -scgetc(sc_softc_t *sc, u_int flags) -{ - scr_stat *scp; -#ifndef SC_NO_HISTORY - struct tty *tp; -#endif - u_int c; - int this_scr; - int f; - int i; - - if (sc->kbd == NULL) - return NOKEY; - -next_code: -#if 1 - /* I don't like this, but... XXX */ - if (flags & SCGETC_CN) - sccnupdate(sc->cur_scp); -#endif - scp = sc->cur_scp; - /* first see if there is something in the keyboard port */ - for (;;) { - c = kbd_read_char(sc->kbd, !(flags & SCGETC_NONBLOCK)); - if (c == ERRKEY) { - if (!(flags & SCGETC_CN)) - sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); - } else if (c == NOKEY) - return c; - else - break; - } - - /* make screensaver happy */ - if (!(c & RELKEY)) - sc_touch_scrn_saver(); - - if (!(flags & SCGETC_CN)) - random_harvest(&c, sizeof(c), 1, 0, RANDOM_KEYBOARD); - - if (scp->kbd_mode != K_XLATE) - return KEYCHAR(c); - - /* if scroll-lock pressed allow history browsing */ - if (!ISGRAPHSC(scp) && scp->history && scp->status & SLKED) { - - scp->status &= ~CURSOR_ENABLED; - sc_remove_cursor_image(scp); - -#ifndef SC_NO_HISTORY - if (!(scp->status & BUFFER_SAVED)) { - scp->status |= BUFFER_SAVED; - sc_hist_save(scp); - } - switch (c) { - /* FIXME: key codes */ - case SPCLKEY | FKEY | F(49): /* home key */ - sc_remove_cutmarking(scp); - sc_hist_home(scp); - goto next_code; - - case SPCLKEY | FKEY | F(57): /* end key */ - sc_remove_cutmarking(scp); - sc_hist_end(scp); - goto next_code; - - case SPCLKEY | FKEY | F(50): /* up arrow key */ - sc_remove_cutmarking(scp); - if (sc_hist_up_line(scp)) - if (!(flags & SCGETC_CN)) - sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); - goto next_code; - - case SPCLKEY | FKEY | F(58): /* down arrow key */ - sc_remove_cutmarking(scp); - if (sc_hist_down_line(scp)) - if (!(flags & SCGETC_CN)) - sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); - goto next_code; - - case SPCLKEY | FKEY | F(51): /* page up key */ - sc_remove_cutmarking(scp); - for (i=0; iysize; i++) - if (sc_hist_up_line(scp)) { - if (!(flags & SCGETC_CN)) - sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); - break; - } - goto next_code; - - case SPCLKEY | FKEY | F(59): /* page down key */ - sc_remove_cutmarking(scp); - for (i=0; iysize; i++) - if (sc_hist_down_line(scp)) { - if (!(flags & SCGETC_CN)) - sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); - break; - } - goto next_code; - } -#endif /* SC_NO_HISTORY */ - } - - /* - * Process and consume special keys here. Return a plain char code - * or a char code with the META flag or a function key code. - */ - if (c & RELKEY) { - /* key released */ - /* goto next_code */ - } else { - /* key pressed */ - if (c & SPCLKEY) { - c &= ~SPCLKEY; - switch (KEYCHAR(c)) { - /* LOCKING KEYS */ - case NLK: case CLK: case ALK: - break; - case SLK: - kbd_ioctl(sc->kbd, KDGKBSTATE, (caddr_t)&f); - if (f & SLKED) { - scp->status |= SLKED; - } else { - if (scp->status & SLKED) { - scp->status &= ~SLKED; -#ifndef SC_NO_HISTORY - if (scp->status & BUFFER_SAVED) { - if (!sc_hist_restore(scp)) - sc_remove_cutmarking(scp); - scp->status &= ~BUFFER_SAVED; - scp->status |= CURSOR_ENABLED; - sc_draw_cursor_image(scp); - } - tp = VIRTUAL_TTY(sc, scp->index); - if (ISTTYOPEN(tp)) - scstart(tp); -#endif - } - } - break; - - case PASTE: -#ifndef SC_NO_CUTPASTE - sc_mouse_paste(scp); -#endif - break; - - /* NON-LOCKING KEYS */ - case NOP: - case LSH: case RSH: case LCTR: case RCTR: - case LALT: case RALT: case ASH: case META: - break; - - case BTAB: - if (!(sc->flags & SC_SCRN_BLANKED)) - return c; - break; - - case SPSC: -#ifdef DEV_SPLASH - /* force activatation/deactivation of the screen saver */ - if (!(sc->flags & SC_SCRN_BLANKED)) { - run_scrn_saver = TRUE; - sc->scrn_time_stamp -= scrn_blank_time; - } - if (cold) { - /* - * While devices are being probed, the screen saver need - * to be invoked explictly. XXX - */ - if (sc->flags & SC_SCRN_BLANKED) { - scsplash_stick(FALSE); - stop_scrn_saver(sc, current_saver); - } else { - if (!ISGRAPHSC(scp)) { - scsplash_stick(TRUE); - (*current_saver)(sc, TRUE); - } - } - } -#endif /* DEV_SPLASH */ - break; - - case RBT: -#ifndef SC_DISABLE_REBOOT - shutdown_nice(0); -#endif - break; - - case HALT: -#ifndef SC_DISABLE_REBOOT - shutdown_nice(RB_HALT); -#endif - break; - - case PDWN: -#ifndef SC_DISABLE_REBOOT - shutdown_nice(RB_HALT|RB_POWEROFF); -#endif - break; - - case SUSP: - power_pm_suspend(POWER_SLEEP_STATE_SUSPEND); - break; - case STBY: - power_pm_suspend(POWER_SLEEP_STATE_STANDBY); - break; - - case DBG: -#ifndef SC_DISABLE_DDBKEY -#ifdef DDB - Debugger("manual escape to debugger"); -#else - printf("No debugger in kernel\n"); -#endif -#else /* SC_DISABLE_DDBKEY */ - /* do nothing */ -#endif /* SC_DISABLE_DDBKEY */ - break; - - case PNC: - if (enable_panic_key) - panic("Forced by the panic key"); - break; - - case NEXT: - this_scr = scp->index; - for (i = (this_scr - sc->first_vty + 1)%sc->vtys; - sc->first_vty + i != this_scr; - i = (i + 1)%sc->vtys) { - struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); - if (ISTTYOPEN(tp)) { - sc_switch_scr(scp->sc, sc->first_vty + i); - break; - } - } - break; - - case PREV: - this_scr = scp->index; - for (i = (this_scr - sc->first_vty + sc->vtys - 1)%sc->vtys; - sc->first_vty + i != this_scr; - i = (i + sc->vtys - 1)%sc->vtys) { - struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); - if (ISTTYOPEN(tp)) { - sc_switch_scr(scp->sc, sc->first_vty + i); - break; - } - } - break; - - default: - if (KEYCHAR(c) >= F_SCR && KEYCHAR(c) <= L_SCR) { - sc_switch_scr(scp->sc, sc->first_vty + KEYCHAR(c) - F_SCR); - break; - } - /* assert(c & FKEY) */ - if (!(sc->flags & SC_SCRN_BLANKED)) - return c; - break; - } - /* goto next_code */ - } else { - /* regular keys (maybe MKEY is set) */ - if (!(sc->flags & SC_SCRN_BLANKED)) - return c; - } - } - - goto next_code; -} - -static int -scmmap(dev_t dev, vm_offset_t offset, vm_paddr_t *paddr, int nprot) -{ - scr_stat *scp; - - scp = SC_STAT(dev); - if (scp != scp->sc->cur_scp) - return -1; - return (*vidsw[scp->sc->adapter]->mmap)(scp->sc->adp, offset, paddr, nprot); -} - -static int -save_kbd_state(scr_stat *scp) -{ - int state; - int error; - - error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); - if (error == ENOIOCTL) - error = ENODEV; - if (error == 0) { - scp->status &= ~LOCK_MASK; - scp->status |= state; - } - return error; -} - -static int -update_kbd_state(scr_stat *scp, int new_bits, int mask) -{ - int state; - int error; - - if (mask != LOCK_MASK) { - error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); - if (error == ENOIOCTL) - error = ENODEV; - if (error) - return error; - state &= ~mask; - state |= new_bits & mask; - } else { - state = new_bits & LOCK_MASK; - } - error = kbd_ioctl(scp->sc->kbd, KDSKBSTATE, (caddr_t)&state); - if (error == ENOIOCTL) - error = ENODEV; - return error; -} - -static int -update_kbd_leds(scr_stat *scp, int which) -{ - int error; - - which &= LOCK_MASK; - error = kbd_ioctl(scp->sc->kbd, KDSETLED, (caddr_t)&which); - if (error == ENOIOCTL) - error = ENODEV; - return error; -} - -int -set_mode(scr_stat *scp) -{ - video_info_t info; - - /* reject unsupported mode */ - if ((*vidsw[scp->sc->adapter]->get_info)(scp->sc->adp, scp->mode, &info)) - return 1; - - /* if this vty is not currently showing, do nothing */ - if (scp != scp->sc->cur_scp) - return 0; - - /* setup video hardware for the given mode */ - (*vidsw[scp->sc->adapter]->set_mode)(scp->sc->adp, scp->mode); - sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, - (void *)scp->sc->adp->va_window, FALSE); - -#ifndef SC_NO_FONT_LOADING - /* load appropriate font */ - if (!(scp->status & GRAPHICS_MODE)) { - if (!(scp->status & PIXEL_MODE) && ISFONTAVAIL(scp->sc->adp->va_flags)) { - if (scp->font_size < 14) { - if (scp->sc->fonts_loaded & FONT_8) - sc_load_font(scp, 0, 8, scp->sc->font_8, 0, 256); - } else if (scp->font_size >= 16) { - if (scp->sc->fonts_loaded & FONT_16) - sc_load_font(scp, 0, 16, scp->sc->font_16, 0, 256); - } else { - if (scp->sc->fonts_loaded & FONT_14) - sc_load_font(scp, 0, 14, scp->sc->font_14, 0, 256); - } - /* - * FONT KLUDGE: - * This is an interim kludge to display correct font. - * Always use the font page #0 on the video plane 2. - * Somehow we cannot show the font in other font pages on - * some video cards... XXX - */ - sc_show_font(scp, 0); - } - mark_all(scp); - } -#endif /* !SC_NO_FONT_LOADING */ - - sc_set_border(scp, scp->border); - sc_set_cursor_image(scp); - - return 0; -} - -void -sc_set_border(scr_stat *scp, int color) -{ - ++scp->sc->videoio_in_progress; - (*scp->rndr->draw_border)(scp, color); - --scp->sc->videoio_in_progress; -} - -#ifndef SC_NO_FONT_LOADING -void -sc_load_font(scr_stat *scp, int page, int size, u_char *buf, - int base, int count) -{ - sc_softc_t *sc; - - sc = scp->sc; - sc->font_loading_in_progress = TRUE; - (*vidsw[sc->adapter]->load_font)(sc->adp, page, size, buf, base, count); - sc->font_loading_in_progress = FALSE; -} - -void -sc_save_font(scr_stat *scp, int page, int size, u_char *buf, - int base, int count) -{ - sc_softc_t *sc; - - sc = scp->sc; - sc->font_loading_in_progress = TRUE; - (*vidsw[sc->adapter]->save_font)(sc->adp, page, size, buf, base, count); - sc->font_loading_in_progress = FALSE; -} - -void -sc_show_font(scr_stat *scp, int page) -{ - (*vidsw[scp->sc->adapter]->show_font)(scp->sc->adp, page); -} -#endif /* !SC_NO_FONT_LOADING */ - -void -sc_paste(scr_stat *scp, u_char *p, int count) -{ - struct tty *tp; - u_char *rmap; - - tp = VIRTUAL_TTY(scp->sc, scp->sc->cur_scp->index); - if (!ISTTYOPEN(tp)) - return; - rmap = scp->sc->scr_rmap; - for (; count > 0; --count) - (*linesw[tp->t_line].l_rint)(rmap[*p++], tp); -} - -void -sc_bell(scr_stat *scp, int pitch, int duration) -{ - if (cold || shutdown_in_progress || !enable_bell) - return; - - if (scp != scp->sc->cur_scp && (scp->sc->flags & SC_QUIET_BELL)) - return; - - if (scp->sc->flags & SC_VISUAL_BELL) { - if (scp->sc->blink_in_progress) - return; - scp->sc->blink_in_progress = 3; - if (scp != scp->sc->cur_scp) - scp->sc->blink_in_progress += 2; - blink_screen(scp->sc->cur_scp); - } else if (duration != 0 && pitch != 0) { - if (scp != scp->sc->cur_scp) - pitch *= 2; - sysbeep(pitch, duration); - } -} - -static void -blink_screen(void *arg) -{ - scr_stat *scp = arg; - struct tty *tp; - - if (ISGRAPHSC(scp) || (scp->sc->blink_in_progress <= 1)) { - scp->sc->blink_in_progress = 0; - mark_all(scp); - tp = VIRTUAL_TTY(scp->sc, scp->index); - if (ISTTYOPEN(tp)) - scstart(tp); - if (scp->sc->delayed_next_scr) - sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); - } - else { - (*scp->rndr->draw)(scp, 0, scp->xsize*scp->ysize, - scp->sc->blink_in_progress & 1); - scp->sc->blink_in_progress--; - timeout(blink_screen, scp, hz / 10); - } -}